AP Stats Unit 3 Chapter 4

AP Stats Unit 3 Chapter 4

12th Grade

20 Qs

quiz-placeholder

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AP Stats Unit 3 Chapter 4

AP Stats Unit 3 Chapter 4

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Anthony Clark

Used 1+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement about this distribution is NOT correct?

The histogram is right-skewed

The median age is less than 40 years

The mean is greater than the median

The IQR is approximately 60 years

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The mean salary for all employees at store A is $35,000. The mean salary for all employees at store B is $41,000. What must be true for the mean salary of all employees?

It must be $38,000

It must be larger than the median salary

It could be any number between $35,000 and $41,000

It cannot be larger than $40,000

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The dotplots show the average number of minutes two groups of students spent exercising. Which statement is not true?

The median for seniors is the same as the median for freshmen

The standard deviation is larger for seniors than for freshmen.

The IQR for freshmen is 30

The IQR for seniors is 30

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which statement is true about the amount of money students in this survey spent on homecoming?

A majority of students spent between $40 and $80

The student who spent $100 is an outlier in this group.

The mean amount spent for homecoming is $40.

The distribution is skewed right.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The school district is interested in finding out student and parent opinions about the dress code.  They obtain a list of students from each school in the district and put them in alphabetical order.  They then send a survey to every 25th student and their parents on the list.

Simple Random Sampling

Stratified Random Sampling

Systematic Sampling

Convenience Sampling

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A

B

C

D

E

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Involves dividing the population into subgroups, you randomly select entire subgroups. What sampling technique is this?

Simple Random Sample

Snowball Sample

Cluster Random Sample

Stratified Random Sample

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