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MCQs
11212 questions found
C.
Parameter estimation.
✓
A.
Reject the null hypothesis.
✓
B.
Fail to reject the null hypothesis.
✓
C.
The drug is effective.
✓
D.
The drug is ineffective.
✓
A.
The standard deviation of the population.
✓
B.
The standard deviation of the sample.
✓
C.
The standard deviation of the sampling distribution of the sample mean.
✓
D.
The range of the data.
✓
A.
To immediately implement the intervention.
✓
B.
To recognize that a p-value of 0.07 is not statistically significant at the 0.05 level, and further data or a larger study is urgently needed to make a definitive decision.
✓
C.
To ignore the p-value and proceed.
✓
D.
To assume the trend will continue.
✓
A.
Non-inferiority test.
✓
C.
Confidence interval.
✓
C.
Interquartile range (IQR).
✓
A.
The original study had too much power.
✓
B.
The original study might have had a Type I error, or the replication study a Type II error, or differences in methodology.
✓
C.
The original study was perfect.
✓
D.
Replication studies are never necessary.
✓
B.
Logistic regression.
✓
A.
Law of Large Numbers.
✓
C.
Central Limit Theorem.
✓
D.
Chebyshev's Theorem.
✓
A.
Independent samples t-test.
✓
A.
To immediately declare the drug unsafe.
✓
B.
To rapidly analyze the data for patterns and statistical significance, to inform immediate public health action.
✓
C.
To wait for more data to accumulate.
✓
D.
To disregard the reports as anecdotal.
✓
B.
Logistic regression.
✓
D.
Survival regression.
✓
