Guys, I need help ASAP!!
The standard deviation of the following data set is 0.31. 95% of the data would fall in which range?
4.3, 5.1, 3.9, 4.5, 4.4, 4.9, 5.0, 4.7, 4.1, 4.6, 4.4, 4.3, 4.8, 4.4, 4.2, 4.5, 4.4
Pr (3.88 ≤ X ≤ 5.12)
Pr (2.67 ≤ X ≤ 5.33)
Pr (4.19 ≤ X ≤ 4.81)
Pr (3.57 ≤ X ≤ 5.43)

Answers

Answer 1

Answer:

Step-by-step explanation:

Answer is "B"


Related Questions

The cost in dollars, y, to participate x days in a bike tour is a linear function. Lin's bike tour is described by the equation y = 5x + 50. The cost of Max's bike tour is $120 for a 14-day bike tour. If both Lin and Max take 14-day tours, whose bike tour costs less? Lin Max They cost the same amount

Answers

Answer:

They cost the same amount

Step-by-step explanation:

Given

Lin: [tex]y = 5x +50[/tex] where x = 14

Max: [tex]\$120[/tex] for 14 days

Required

Which is less expensive?

Max charges has been given from the question as; $120 for 14 days.

To determine Lin's, we simply substitute 14 for x in [tex]y = 5x +50[/tex]

[tex]y = 5 * 14 + 50[/tex]

[tex]y = 70 + 50[/tex]

[tex]y =120[/tex]

The above result of y shows that Max charges for 14 days is also $120.

Hence, they (Lin and Max) cost the same because they both equal to $120 for 14 days

Need help will mark brainliest

Answers

Answer:

AB≅AC  (two legs of isosceles triangles are always equal)

6x-14 = 4x+20

2x-14 = 20

2x = 34

x = 17

Base ⇒ 7x-12

           = 7(17)-12

           = 119-12

           = 107

Answer:

x=17, 107

Step-by-step explanation:

Since it is given that the triangle is isosceles, we can make the following equation:

6x-14=4x+20

x=17

To find the base (7x-12), all you have to do is plug in the value of x

7x-12

7*12-12

107

I hope this helps :)

Solve this equation 3/5 (x-10) = 18 - 4x - 1

Answers

Answer:

x=5

Step-by-step explanation:

Good luck

Answer:

3/5(x-10)=18-4x-1
3/5x-6=17-4x
3x-30=85-20x
3x+20x=85+30
23x=115
23x/23=115/23
x=5

Find the slope of the line that passes through (24,-5) and (87, 64).

Simplify your answer and write it as a proper fraction, improper fraction, or integer.

Answers

Answer:

Distance

80.7527089328897

Midpoint

(81.5,24)

Slope

7.27272727272727

x intercept

78.20

y intercept

−568.73

Step-by-step explanation:

Answer:

[tex]1 \frac{2}{21} [/tex]

Step-by-step explanation:

Please see the attached picture for the full solution.

A store owner wants to advertise his store in magazines that most of his shoppers are likely to read. He takes a survey to determine the ratio of females to males that shop at his store each day. The chart represents the number of females and males that shop at his store on average each day. Which statement identifies the ratio of females to males that shop at his store and who he should focu

Answers

Answer:

Step-by-step explanation:

Nshsdhdhdhdjsdnddndnd

Answer:

Step-by-step explanation:

5:2

As a salesclerk, you earn $75 per week plus $2 per sale. You want your weekly
pay to be at least $125. Which inequality is correct?
(a) 2x + 75 < 125 (c) 75 + 2x > 125
(b) 2x + 75 < 125
(d) 75 + 2x > 125

Answers

the correct answer is c. i hope this helped!!

A circular garden has a diameter of 8 feet, and a rectangular garden has side lengths of 5 feet by 9 feet.
which garden is larger

Answers

Answer:

rectangular garden

Step-by-step explanation:

20 POINTS!!
(Also explain the reasoning you used to find the expression)
ILL MARK BRAINLIEST

Answers

Answer: your answer is 400 yd's and please pick me for brainliest

Step-by-step explanation:

40 × 10 = 400

9514 1404 393

Answer:

  6x^2 +64x yd²

Step-by-step explanation:

The total horizontal width is ...

  w = (x -2) +(3x) = 4x -2 . . . yards

So, the width of the downward-extending leg at right is ...

  (4x -2) -(2x -2) = 2x

The total vertical height is ...

  10 yds + 40 yds = 50 yds

So, the height of the downward-extending leg at right is ...

  50 -3x . . . yards

__

Then the empty rectangle at upper right has an area of ...

  A = LW = (3x yds)(10 yds) = 30x yd²

and the empty rectangle at lower left has an area of ...

  A = LW = (2x -2 yds)(50 -3x yds) = -6x^2 +106x -100 yd²

__

The total area is the product of overall width and overall height, less the areas of the two empty rectangles:

  A = (4x -2 yds)(50 yds) -30x yd² -(-6x^2 +106x -100) yd²

  A = 6x^2 +64x yd² . . . . . area of the proposed parking lot

A construction uses beams that are 2,3, or 4 meters long. The measure of each beam must be converted to centimeters. Write a function to describe the situation. Find a reasonable domain and range for the function. (Hint 1 m = 100 cm)

Answers

Answer:

The function rule be 100 × x

The independent variables i.e. (2, 3, and 4) are considered to be the domain

The dependent variable (200,300,400) are considered to be the range

Step-by-step explanation:

The computation is shown below:

As we know that

1 m = 100 cm

So

2 m = 200 cm

3 m = 300 cm

4 m = 400 cm

The function rule be 100 × x

The independent variables i.e. (2, 3, and 4) are considered to be the domain

The dependent variable (200,300,400) are considered to be the range

what is an y-intercept

Answers

Answer:

the point where the line on the graph meets the y-axis

Answer:

What is an y-intercept ?

A y-intercept is in analytic geometry, using the common convention that the horizontal axis represents a variable x and the vertical axis represents a variable y, a y-intercept or vertical intercept is a point where the graph of a function or relation intersects the y-axis of the coordinate system. As such, these points satisfy x= 0.

Step-by-step explanation:

Choose the correct answer choice.

Answers

Answer:

The T shirt choice

Step-by-step explanation:

Both values increase at the same rate therefore is proportional.

BACKGROUND INFO: Monthly sales for ABC company can be modeled by the equation S=3000 + 42m, where S=total items sold and m = months

Monthly sales for XYZ company can be modeled by the equation S=2500(1.15)", where S=total items sold and m = months

QUESTION: Which of the following statements is true?

ANSWERS:

A.) ABC currently has greater monthly sales than XYZ but in three months XYZ will have greater monthly sales than

B.) ABC monthly sales are growing exponentially while XYZ monthly sales are growing exponentially while XYZ will have greater monthly sales than ABC

C.) ABC currently has greater monthly sales than XYZ and will continue to have greater monthly sales for the next year (12 month)

D.) Both companies monthly sales are growing exponentially and therefore cannot be compared for future months

Please answer only if you can help :) ​

Answers

Answer:

b

Step-by-step explanation:

Answer: this was the correct answer for me (A)

ABC currently has greater monthly sales than XYZ but in three months XYZ will have greater monthly sales than ABC

Step-by-step explanation:

A cable company charges $24.95 a month for basic service and $6.94 a month for each additional channel. If the Kelly’s monthly bill is $45.80, how many premium channels are they receiving?

Answers

Answer:

3 premium channels

Step-by-step explanation:

Answer:

he has 3 premium channels

Step-by-step explanation:

24.95+6.95x=45.80

6.95x=20.85

20.85/6.95

x=3

A number increased by 15 is greater than 124. find the smallest integer that satisfies the inequality,

Answers

Answer:

This description translated into an inequality is

x + 15 > 124

x > 109

X is greater than 109

This means that the smallest integer that satisfies this inequality is 110 because X cannot be 109 or less; it is greater than 109.

We did not say 109.1 or 109.2 or 109.99 because it is asking for an integer, which cannot be a decimal.

Answer is 110

A sequence has the recursive definition f(1)= 2/3, f(n)= f(n-1)•
3/2 for n > 2

Write the first 5 terms of the sequence. Keep the answers as fractions.

Answers

Answer:

Explanation:

f(3) = (3 - 1) • 3/2
f(3) = 2 • 3/2
f(3) = 3

f(4) = (4 - 1) • 3/2
f(4) = 3 • 3/2
f(4) = 9/2

f(5) = (5-1) • 3/2
f(5) = 4 • 3/2
f(5) = 6

f(6) = (6-1) • 3/2
f(6) = 5 • 3/2
f(6) = 15/2

f(7) = (7-1) • 3/2
f(7) = 6 • 3/2
f(7) = 9

Find the area of the parallelogram.

Answers

A= base x height = 3x4 = 12 ft

Answer: 12

Step-by-step explanation:

I WILL GIVE YOU BRAINLIEST AND I WILL PAYPAL YOU 5 BUCKS, PLEASEE JUST SOMEONE ANSWER THIS QUESTION FOR ME

If a figure starts off in a Quadrant I and is reflected along the x-axis and then rotated 180 degrees about the origin, what quadrant will it land on?

Answers

Answer:

Quadrant 2

Step-by-step explanation:

It goes over the x axis and rotates 180 which is half a a circle.

Haha you don't got to pay someone to help you bro

can you plz help me with this?​

Answers

Answer:

asdfghjkvbn]

Step-by-step explanation:

Answer:

y=35

you put 4y-100-4y =180

4+4= 8 so it's 8y-100=180

180+100=280 then 280/8 is 35

so y=35

Statements

Reasons

1. ZABC is rt. 2

1. A

Identify the missing parts in the proof.

Given: ZABC is a right angle.

DB bisects ABC.

Prove:mZCBD = 45°

2. DB bisects ABC

2. given

3. def. of rt. 2

3. B

A:

4. m ABD = mZCBD

4. def. of bis.

B:

C:

D:

5.C

5. M_ABD + m2CBD = 90°

6. m2CBD + m2CBD = 90°

7. D

6. subs. prop.

7. add.

8. div. prop.

8. mZCBD = 45°

Answers

Answer:

See Explanation

Step-by-step explanation:

The question has unclear information.

So, I'll answer from scratch

Given

ABC = Right angled triangle

DB bisects ABC

Required

Prove that CBD = 45

From the question, we have that:

ABC is right angled at B

So, when DB bisects ABC, it means that DB divides ABC into two equal angles.

i.e.

[tex]CBD = ABD[/tex]

and

[tex]CBD + ABD = 90[/tex]

Substitute CBD for ABD in [tex]CBD + ABD = 90[/tex]

[tex]CBD + CBD = 90[/tex]

[tex]2CBD = 90[/tex]

Divide both sides by 2

[tex]\frac{2CBD}{2} = \frac{90}{2}[/tex]

[tex]CBD = \frac{90}{2}[/tex]

[tex]CBD = 45[/tex]

Hence, it is proved that [tex]CBD = 45[/tex]

Follow the above explanation and use it to answer your question properly

Translate the mathematical sentence into an equation. **You do NOT have to solve it**

The difference between six, and a number divided by four is sixteen

Answers

Answer:

'The difference between six, and a number divided by four is sixteen' will be translated into an equation such as:

[tex]\frac{6\:-\:x}{4}=16[/tex]

Step-by-step explanation:

Let 'n' be the number

The difference between six and a number 'n' is written in an algebraic expression such as:

[tex]6 - x[/tex]

[tex]6-x[/tex] is obtained by 'subtracting, starting with 6'.

Dividing 6-x by 4 will become:

[tex]\frac{6\:-\:x}{4}[/tex]

so the sentence the difference between six, and a number divided by four is sixteen will become:

[tex]\frac{6\:-\:x}{4}=16[/tex]

Therefore, 'The difference between six, and a number divided by four is sixteen' will be translated into an equation such as:

[tex]\frac{6\:-\:x}{4}=16[/tex]

If 4(r + 2) – 13 = 11, what is the value of r?

Answers

Answer:

r = 4

Step by step explanation :

Step 1 : Add 13 to both sides.

4(r + 2) - 13 + 13 = 11 + 13

4(r + 2) = 24

Step 2 : Divide by 4 on both sides.

[tex]\frac{4(r+2)}{4} = \frac{24}{4}[/tex]

r + 2 = 6

Step 3 : Subtract 2 from both sides.

r = 4

The value of r is 4 in the given expression and this can be determined by using the arithmetic operation.

Given :

Expression -  4(r + 2) – 13 = 11

The following steps can be used to evaluate the given expression:

Step 1 - Write the expression.

4(r + 2) – 13 = 11

Step 2 - Add 13 on both sides in the above equation.

4(r + 2) – 13 + 13 = 11 + 13

4(r + 2)  = 24

Step 3 - Multiply 4 by (r + 2) in the above expression.

4r + 8 = 24

Step 4 - Subtract 8 on both sides in the above expression.

4r + 8 - 8 = 24 - 8

4r = 16

Step 5 - Divide 4 on both sides in the above equation.

r = 4

The value of r is 4.

For more information, refer to the link given below:

https://brainly.com/question/1957976

During its grand Opening weekend, a restaurant gave every 8 customers a free appetizer, every twelfth customers a free becverage, and every fifteen customer a free fish of yogurt. which customer was the first to recive all three ítems?

Answers

Answer:

120th customer will be the first one get all the three items.

Step-by-step explanation:

Given that:

Every 8th customer gets a free appetizer.

Every 12th customer gets a free beverage.

Every 15th customer gets a free fish of yogurt.

To find:

The first customer to receive all the three items.

Solution:

Here, we need to find nothing but the Least Common Multiple of the given three numbers 8, 12 and 15 to find the first person who will get all three free items.

Let us use factors of each number:

[tex]8 = 2\times 2\times 2\\12 = 2\times 2\times 3\\15 = 3\times 5[/tex]

The LCM will be:

[tex]2\times 2\times 2 \times 3 \times 5 = \bold{120}[/tex]

Therefore, the answer is:

120th customer will be the first one get all the three items.

Marco went to the cafeteria to buy chicken sandwiches, C, worth $2.00, and hamburgers, h, worth $2.50.
He bought a total of 9 items and spent a total of $20.50. How many hamburgers and chicken sandwiches
did Marco buy?
HELP

Answers

Answer:

5 Hamburgers  = $12.50 4 Chicken sandwiches $8.00( $12.50 + $8.00 = $20.50

Step-by-step explanation:

Answer:

Marco bought 5 hamburgers and 4 chicken sandwiches.

Step-by-step explanation:

Set up a system of equations:

2c + 2.5h = 20.5

c + h = 9

Solve by elimination by multiplying the bottom equation by -2:

2c + 2.5h = 20.5

-2c - 2h = -18

Add the equations together and solve for h:

0.5h = 2.5

h = 5

So, he bought 5 hamburgers. Plug in 5 as h into the second equation to solve for c:

c + h = 9

c + 5 = 9

c = 4

So, Marco bought 5 hamburgers and 4 chicken sandwiches.

Write the slope-intercept form of the equation of the line whose slope = -1 and y-intercept = 5.

Answers

Answer:

ask your mom for the answer

Step-by-step explanation:

thank me later

Answer: y= -1x+ 5

Step-by-step explanation:

Y = slope x + y- intercept

Answer this if u love yo mama

Answers

Answer:

the answer 50

Step-by-step explanation:

this is because of the triangle therom thing which is all triangles are equal to 180 degrees which means you gotta add 35+95 which gives 130 then subtract 180-130 which equals 50 and thats the missing angle.

Answer:

50

Step-by-step explanation:

'Cause I love my mama UnU

I need the answer can someone please help me!!

Answers

Answer:

13.5 units^2

27/2 units^2

Step-by-step explanation:

multiply 27/5 and 5/2

the fives cancel out so you are left with 27/2 so the volume is 13.5 units^2 or 27/2 units^2

HELPPPPPPP ASAPPPPP PLSSSSSA

Answers

Which assignment is that??

you can give them brainiest

Which situation CANNOT be represented by the equation x + 12 = 30?

Total snowfall for the winter was 30 inches. In January, it snowed 12 inches. What is x, the amount of snow that fell during
the other winter months?

Maria had $12. When she combined her money with Sarah, they had $30. What is x, the amount of money Sarah had?

Juanita spent $30 at the store buying a shirt and shorts. She bought a shirt for $12. What is the cost, x, of the shorts?

James 12 miles on Monday and 30 miles on Tuesday. What is, x, the total number of miles James ran all together?

Answers

Answer: D IS THE CORRECT ANSWER

Step-by-step explanation: MARK BRAINLIEST PLS

Answer:

I took the test ._.

Which expression represents a quadratic expression in standard form? *
5x-4
-21-x^2
-15+2x-x^2
x^2-2x-63

Answers

Don’t know shush shush

What is the value of h

Answers

Answer:

h in what?

Step-by-step explanation:

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