Random Sampling and Representative Samples

Random Sampling and Representative Samples

7th Grade

10 Qs

quiz-placeholder

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Random Sampling and Representative Samples

Random Sampling and Representative Samples

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Easy

Created by

Anthony Clark

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You want to estimate the number of students in a high school who ride the school bus. Which sample is best?

4 students in the hallway

All students in the marching band

50 seniors at random

100 students at random during lunch

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Choose the best sample.

Sample A

Sample B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Choose the best sample.

Sample A

Sample B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The manager of the zoo would like to survey its visitors to determine their favorite exhibit. Which sample below would be unbiased?

20 random people in the food court

Every 10th person who enters the zoo

50 random people at the tiger exhibit

3 people who are buying souvenirs

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Are all quarters in circulation the sample or the population?

Sample

Population

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If there are 1,000 students in your high school and 40 out of 80 students surveyed said they had a part-time job, how many out the 1,000 students would you predict to have a part-time job?

400

80

40

500

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Leslie surveyed the 9 youngest students in the elementary school. Is this sample of the students in the school likely to be representative of all the students in the school?

yes

no

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