Estimation and Confidence Intervals Quiz

Estimation and Confidence Intervals Quiz

Professional Development

11 Qs

quiz-placeholder

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Estimation and Confidence Intervals Quiz

Estimation and Confidence Intervals Quiz

Assessment

Quiz

Engineering

Professional Development

Medium

Created by

Suraj Singh

Used 2+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is an estimator?

A population parameter

A statistic used to estimate a parameter

A random variable

A fixed value

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which estimator is considered unbiased?

One with minimal variance

One equal to the parameter it estimates

One with maximum variance

One that overestimates the parameter

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does a point estimator do?

Estimates the range of a parameter

Provides a single value estimate

Determines the confidence level

Calculates the sample size

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does a confidence interval estimate?

The exact population parameter

The range of possible parameter values

The sample size needed

The expected value of the parameter

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the confidence level in a confidence interval?

The likelihood that the parameter lies within the interval

The probability that the sample mean equals the population mean

The probability of the interval being unbiased

The degree of variability in the sample

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which condition justifies using the normal approximation in proportion estimation?

When both n and p are small

When n and p are greater than five

When the sample size is very large

When the population variance is known

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the margin of error in an estimate?

The total sample size

The maximum likely difference between the estimate and the parameter

The population mean

The standard deviation of the estimator

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