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WorksheetsHypothesis Testing
Total questions: 10
Worksheet time: 38mins
Suppose the P-value for a hypothesis test is 0.0304. Using a = 0.05, what is the appropriate conclusion?
a) Reject the null hypothesis
b) Reject the alternative hypothesis
c) Fail to reject the null hypothesis
d) Fail to reject the alternative hypothesis
Ha = 18.4
Ha > 18.4
Ha < 18.4
Ha ≠ 18.4
The null and alternative hypothesis can be the same.
Yes
No
Maybe
All the above
At the Chrysler manufacturing plant, there is a part that is supposed to weigh precisely 19 pounds. The engineers take a sample of parts and want to know if they meet the weight specifications. What are our null and alternative hypotheses?
Ho : μ = 17, Ha : μ ≠ 19
Ho : μ = 19, Ha : μ ≠ 19
Ho : μ = 19, Ha : μ ≠ 17
Ho : μ = 17, Ha : μ ≠ 17
When p-value is greater than alpha we:
Reject Ho
Fail to reject Ha
Fail to reject Ho
Reject Ha
H0: μ = k
H1: μ ≠ k
Left-tailed test
Two-tailed test
Right-tailed test
Which test hypothesis states that there is no difference between two parameters?
Null hypothesis
Point hypothesis
Significance hypothesis
Alternative hypothesis
