CHAPTER LESSONS - FREE
Chapter 5: Data Collection And Sampling
5 Topics | 1 Quiz
Chapter 7.1: Random Variables and Discrete Probability Distributions
12 Topics | 1 Quiz
CHAPTER LESSONS - PREMIUM CONTENT
Chapter 7.4: Binomial Distribution
6 Topics | 1 Quiz
Chapter 8.2: Normal Distribution
4 Topics | 1 Quiz
Chapter 9: Sampling Distributions
6 Topics | 1 Quiz
Chapter 10: Introduction to Estimation
8 Topics | 1 Quiz
PAST TESTS + SOLUTIONS FREE
Term Test #2 – Fall 2022 – Sample
3 Topics
PAST TESTS + SOLUTIONS - PREMIUM CONTENT
Term Test #2 – Fall 2022
14 Topics
Term Test #2 – Winter 2021
12 Topics
Term Test #2 – Winter 2018
12 Topics
Term Test #2 – Fall 2017
15 Topics
Term Test #2 – Fall 2016
14 Topics
Sample Size Determination (Q3)
If larger samples give us better estimates, then how large does a sample need to be (as a minimum) in order to ensure we keep our estimation errors small?
Test your understanding:
Time limit: 0
Quiz Summary
0 of 2 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Quiz complete. Results are being recorded.
Results
0 of 2 Questions answered correctly
Time has elapsed
| Average score |
|
| Your score |
|
Categories
- Not categorized 0%
- 1
- 2
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 2
1. Question
The sample size needed to estimate a population mean within 2 units with a 95% confidence when the population standard deviation equals 8 is
CorrectIncorrect -
Question 2 of 2
2. Question
In determining the sample size n needed to estimate the population mean, n decreases as the desired width of the confidence interval decreases.
CorrectIncorrect