a) knitr b) jackknife c) ggplot2 d) all of the mentioned Answer: c Explanation: jackknife involves resampling ...
View QuestionWhich of the following tool is used for constructing confidence intervals and calculating standard errors for difficult statistics?
a) baggyer b) bootstrap c) jacknife d) none of the mentioned Answer: b Explanation: The bootstrap ...
View QuestionThe pooled estimator is a mixture of the group variances, placing greater weight on whichever has a larger sample size.
a) True b) False Answer: a Explanation: If the sample sizes are the same the pooled variance ...
View QuestionWhich of the following is the oldest multiple testing correction?
a) Bonferroni correction b) Bernoulli correction c) Likelihood correction d) All of the mentioned Answer: a Explanation: ...
View QuestionPoint out the wrong statement with respect to FDR.
a) FDR is difficult to calculate b) FDR is relatively less conservative c) FDR allows for more false ...
View QuestionWhat is the purpose of multiple testing in statistical inference?
a) Minimize errors b) Minimize false positives c) Minimize false negatives d) All of the mentioned Answer: ...
View QuestionWhich of the following value is the most common measure of “statistical significance”?
a) P b) A c) L d) All of the mentioned Answer: a Explanation: The P-value is ...
View QuestionPoint out the correct statement.
a) Power of a one sided test is lower than the power of the associated two sided test
View QuestionWhich of the following testing is concerned with making decisions using data?
a) Probability b) Hypothesis c) Causal d) None of the mentioned Answer: b Explanation: The null hypothesis ...
View QuestionThe binomial random variables are obtained as the sum of iid Gaussian trials.
a) True b) False Answer: a Explanation: The binomial random variables are obtained as the sum of ...
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