6.4 - Confidence Intervals

6.4 - Confidence Intervals

12th Grade

8 Qs

quiz-placeholder

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6.4 - Confidence Intervals

6.4 - Confidence Intervals

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

CCSS
HSS.ID.A.4, HSS.ID.A.2, HSS.IC.A.1

+1

Standards-aligned

Created by

Sherrilynn Lee

Used 39+ times

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8 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

30 sec • 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

30 sec • 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)

Tags

CCSS.HSS.ID.A.4

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

What is the left 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)

Tags

CCSS.HSS.ID.A.4

4.

FILL IN THE BLANK QUESTION

30 sec • 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)

Tags

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.4

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

What is the left endpoint of the confidence interval for the STANDARD DEVIATION given a sample size of 7 and a sample standard deviation of 2.8 for the level of confidence .95? (3 decimal places)

Tags

CCSS.HSS.ID.A.4

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

What is the right endpoint of the confidence interval for the STANDARD DEVIATION given a sample size of 7 and a sample standard deviation of 2.8 for the level of confidence .95? (3 decimal places)

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.4

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

What is the left 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)

Tags

CCSS.HSS.ID.A.4

8.

FILL IN THE BLANK QUESTION

30 sec • 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)

Tags

CCSS.HSS.ID.A.4