Confidence Intervals for Means: The Basics

Confidence Intervals for Means: The Basics

Assessment

Flashcard

Mathematics

11th Grade - University

Practice Problem

Hard

CCSS
HSS.IC.B.4, HSS.ID.A.4

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What are confidence intervals?

Back

Confidence intervals are a range of values, derived from sample statistics, that are likely to contain the value of an unknown population parameter. They provide an estimate of uncertainty around a sample statistic.

Tags

CCSS.HSS.IC.B.4

2.

FLASHCARD QUESTION

Front

What is a critical z-value?

Back

A critical z-value is a point on the standard normal distribution that corresponds to a specified level of confidence. It is used to determine the margin of error in confidence intervals.

Tags

CCSS.HSS.ID.A.4

3.

FLASHCARD QUESTION

Front

What are the critical z-values for a 99% confidence interval?

Back

Tags

CCSS.HSS.ID.A.4

4.

FLASHCARD QUESTION

Front

What are the critical z-values for a 95% confidence interval?

Back

Tags

CCSS.HSS.ID.A.4

5.

FLASHCARD QUESTION

Front

What are the critical z-values for an 80% confidence interval?

Back

Tags

CCSS.HSS.ID.A.4

6.

FLASHCARD QUESTION

Front

What does a 90% confidence interval mean?

Back

A 90% confidence interval means that we are 90% confident that the population mean lies within the interval boundaries.

Tags

CCSS.HSS.IC.B.4

7.

FLASHCARD QUESTION

Front

What is the formula for calculating a confidence interval for the mean?

Back

Tags

CCSS.HSS.IC.B.4

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?