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Hypothesis Testing
Test Description: One sample hypothesis testing basics
Instructions: Answer all questions to get your test result.
1) Which is NOT an example of a null hypothesis?
A
mu is greater than or equal to 25
B
mu is less than or equal to 25
C
mu is equal to 25
D
mu is less than 25
2) Which is NOT an example of an alternative hypothesis?
A
mu is equal to 25
B
mu is not equal to 25
C
mu is less than 25
D
mu is greater than 25
3) If P is less than or equal to alpha, _______ the null hypothesis.
A
none
B
support
C
reject
D
fail to reject
4) If P is greater than alpha, _______ the null hypothesis.
A
fail to reject
B
none
C
support
D
reject
5) If the claim is the null hypothesis and you reject the null hypothesis, then ...
A
There is not enough evidence to reject the claim.
B
There is not enough evidence to support the claim.
C
There is enough evidence to support the claim.
D
There is enough evidence to reject the claim.
6) If the claim is the alternative hypothesis and you fail to reject the null hypothesis, then ...
A
There is not enough evidence to reject the claim.
B
There is enough evidence to reject the claim.
C
There is not enough evidence to support the claim.
D
There is enough evidence to support the claim.
7) Use a _______ for variance and standard deviation.
A
chi-square test
B
p test
C
z test
D
t test
8) Use alpha for a _______ test.
A
right-tailed
B
two-tailed
C
none
D
left-tailed
9) Use 1 - alpha for a _______ test.
A
right-tailed
B
two-tailed
C
none
D
left-tailed
10) Use 1 - alpha/2 and alpha/2 for a _______ test.
A
right-tailed
B
none
C
left-tailed
D
two-tailed
*select an answer for all questions
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