A teacher surveyed her class after they had taken a vocabulary test. Eighteen of the students claimed they had studied at least one hour for the test. The remaining twelve students admitted that they had not studied for the test at all. The test results (expressed as a percent) for the two groups are shown below.

Studied: 87, 100, 94, 79, 92, 100, 95, 83, 89, 99, 100, 91, 89, 95, 100, 93, 96, 83
Did Not Study: 82, 72, 45, 91, 58, 83, 65, 87, 90, 77, 73, 89

The mean of the group that studied is about 16 points ___ (lower, higher)
than the mean of the group that did not study.

The MAD of the group that did not study is about ___ (twice / half)
as much as the MAD of the group that did study.

There is more variation in the scores of the group that ___ (study / not study)
.

Answer:

Blank 1: higher

Blank 2: half

Blank 3: not study

Step-by-step explanation:

I don't know 100% that the middle one is correct, but I know for sure the other two are.

Answer:

1- Higher

2- Twice

3- Did not study

Step-by-step explanation:

Olivia went for a hike. The graph below shows the distance she had hiked at different lengths of time. Which equation represents the relationship between the length of time, x, in hours that Olivia hiked, and the distance, y, in miles she hiked?. Single choice.

All numbered streets runs parallel to each other. Both 3rd and 4th Streets are intersected by King Ave. as
shown: ****All answers are from the point of view from being inside the car**** complete sentences

(a) Suppose a car is traveling west on 4th Street and turns onto King Avenue heading north. What is the measure of the angle created by the car's turning? Explain your answer.

(b) Suppose a car is traveling southwest on King Avenue and turns left onto 3rd Street. What is the measure of the angle created by the car's turning? Explain your answer.

(c) Suppose a car is traveling northeast on King Avenue and turns left onto 4th Street. What is the measure of the angle created by the car's turning? Explain your answer.

Pls work it out for me I'm VERY confused.

Find the missing dimension.



height: 12 1/4 in.
area: 128 5/8 in

DANIEL HAS 13 BERRY'S IF DANIEL EAT ONE BERRY HOW MANY DOE HE HAVE LEFT BILLY

Please answer this is worth 15 points! The equation should be in y=mx+b from.

HELP ME NOW URGENT Select the table that represents the linear function: (Graph them if necessary)
A: X- 0,1,2,3 Y- 11,7,5,4
B: X- 0,1,2,3 Y- 0,0,-1,-2
C: X- 0,1,2,3 Y- 6,12,18,24
D: X- 0,1,2,3 Y- 3,2,1,0

Mrs. Irons places the names of each of her four children in a hat at one time. She randomly draws a name, places it back in the hat, and draws again. The results are shown in the table below.



If the experiment was repeated 1,000 times then how many times could you expect to pull Ella's name?

HELP PLEASE ITS DUE IN 10 MINUTES

Mr. Green washed
1
4
of his laundry. His son washed
2
5
of it. How much of the laundry still needs to be washed?

(Need the answer to be in fractions)

Which relation is a function with range of {-1, 0, 1, 4}?

A. {(1, 5), (-1, -2), (0, 3), (4, -7)}

B. {(5, 1), (-2, 0), (5, 4), (0, -1)}

C. {(-8, 0), (3, 4), (0, -1), (-2, 1)}

D. {(-1, -2), (0, -1), (1, 0), (4, 3)}

i will mark brainliest

Hideki buys 2 sweaters for $18 each. He can use one of the following coupons:
● Coupon 1: Buy one, get one 40% off
● Coupon 2: 25% off entire purchase
Which should he use to get the greatest discount?

(if you answer this may you please show your work)

What is the perimeter of the quadrilateral?
12 inches
8 inches
4 inches
12.4 inches

someone explain how this is possible I hate il

Solve the equations below for x. Please show your math work step by step.
Part (a): x+(-3)=7 Part (b): 2x-2=-12





Solve the equation for m. Please show your math work step by step.
2(m + 6) = 24




Mikey solved the inequality problem below incorrectly. Explain her error and redo the problem showing the correct answer.
Original problem: -4x+8<32
Mikey’s math work: -4x+8-8<32-8
-4x÷-4<24÷-4
x<-6

Which is the net of this solid?

A pentagonal pyramid is shown.(image below)

A net is shown with a square in the middle and 4 identical triangles on the 4 sides of the square.
A net is shown with a pentagon in the middle and 5 identical triangles on the 5 sides of the pentagon.
A net is shown with a triangle in the middle and 3 identical triangles on the 3 sides of the triangle in the middle.
A net is shown with a hexagon in the middle and 6 identical triangles on the 6 sides of the hexagon.

first image is the pentagonal pyramid, second image is a, last image is d.

Plz help ASAP! Show how you did it if possible.

17/15 - 1/3 what is the answer

A surfboard was originally priced at $75 but went on sale for 60% off. If Quincy bought the surfboard and paid 10% sales tax, how much did he pay in total?

How many solutions does 5(x - 3) + 6 = 5x - 10 have?

(Will mark brainlest)

Pls help with the question in picture

Giving brainliest!!!!!!!!!!!!!!!!!

What is pi + pi
Please help me
And is pi 3.14

Help please. And thank you

PLS HELP ASAP GIVE BRAINLIEST TO PERSON WHO ANSWER CORRECTLY

Jerry started doing sit-ups every day. On the first day, he did 18 sit-ups. Every day after that he did 4 more sit-ups than he had done the previous day. Today Jerry did 26 sit-ups. Enter an equation that could be solved to find the number of days Jerry has been doing sit-ups, not counting the first day.

The equation __ d + __= __can help find the number of days Jerry has been doing sit-ups.

The circle graph represents a family’s monthly budget. If the total monthly budget is $6,500.00, how much more does the family spend on housing than food?

Can someone answer this so my mom doesn't kill me
Thanks

HELP PLEASE WITH 6, 7 AND 8

In the expression 14b what is the coefficient? *

I need a set of coordinates to model a relation that is a linear function quick please.