
Hypothesis Testing and Proportions
Interactive Video
•
Mathematics
•
10th - 12th Grade
•
Hard
Thomas White
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the null hypothesis in the given scenario?
The first population proportion is greater than the second.
The first population proportion is less than the second.
The two population proportions are equal.
The two population proportions are not equal.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the alternative hypothesis in this test?
The first population proportion is greater than the second.
The two population proportions are not equal.
The two population proportions are equal.
The first population proportion is less than the second.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sample size of the first population?
789
519
785
111
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the success rate in the second population?
0.73%
1.41%
7.3%
14.1%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the number of successes in a sample?
Divide the sample size by the success rate.
Multiply the sample size by the success rate.
Subtract the success rate from the sample size.
Add the sample size to the success rate.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a two-proportion Z-test?
To calculate the variance.
To find the median of a sample.
To compare two proportions.
To compare two means.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to round the number of successes?
To match the sample size.
To increase accuracy.
To ensure whole numbers are used.
To simplify calculations.
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