Confidence Interval Standard Deviation and Variance

Confidence Interval Standard Deviation and Variance

12th Grade

19 Qs

quiz-placeholder

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Confidence Interval Standard Deviation and Variance

Confidence Interval Standard Deviation and Variance

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Anthony Clark

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19 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the left endpoint of the confidence interval for the VARIANCE given a sample size of 16 and a sample standard deviation of 3 for the level of confidence .98? (3 decimal places)

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the right endpoint of the confidence interval for the VARIANCE given a sample size of 16 and a sample standard deviation of 3 for the level of confidence .98? (3 decimal places)

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the right endpoint of the confidence interval for the VARIANCE given a sample size of 10 and a sample standard deviation of 4.2 for the level of confidence .80? (3 decimal places)

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the right endpoint of the confidence interval for the STANDARD DEVIATION given a sample size of 20 and a sample standard deviation of 4.6 for the level of confidence .99? (3 decimal places)

5.

MATH RESPONSE QUESTION

1 min • 1 pt

Media Image

What is the standard deviation of the distribution shown in this image?

Mathematical Equivalence

ON

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the standard deviation of the distribution?

1010

20

60

√20

7.

HOTSPOT QUESTION

1 min • 1 pt

Click on the symbols that relate to standard deviations.

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