
Statistics and Probability Quiz
Authored by Analyn Doroja
Mathematics
11th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the critical value for a right-tailed test with α=0.05?
1.96
2.576
1.645
2.33
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In hypothesis testing, what is the term for the area that indicates you reject the null hypothesis?
Rejection region
Critical value
Significance level
Acceptance region
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For a two-tailed test with n=16 and α=0.05, what is the critical value?
±1.645
±2.092
±2.145
±1.96
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the rejection region for a left-tailed test with α=0.01?
z ≤ -2.576
z ≥ 2.576
z ≤ -1.645
z ≥ 1.645
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a right-tailed test, where does the rejection region lie?
Both tails
Center
Right tail
Left tail
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the critical value for a two-tailed test with α=0.10?
±2.33
±1.645
±1.96
±2.576
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the population variance is unknown, which test statistic is used?
Z-test
F-test
T-test
Chi-square test
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