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Statistical Inference Mcqs

In testing for the difference between two populations, it is possible to use____________?

September 6, 2021May 22, 2019 by admin
In testing for the difference between two populations, it is possible to use____________?

A. The Wilcoxon Rank-Sum test
B. The Sign test
C. None of the above
D. Either of the above

Categories Statistical Inference Mcqs, Statistics Mcqs

The Runs test results in rejecting the null hypothesis of randomness when______________?

September 6, 2021May 22, 2019 by admin
The Runs test results in rejecting the null hypothesis of randomness when______________?

A. There is an unusually large number of runs
B. There is an unusually small number of runs
C. None of these
D. Either of the above

Categories Statistical Inference Mcqs, Statistics Mcqs

The critical value of a test statistic is determined from_____________?

September 6, 2021May 22, 2019 by admin
The critical value of a test statistic is determined from_____________?

A. The sampling distribution of the statistics assuming Null Hypothesis
B. calculations based on many actual repetitions of the same Experiment
C. The sampling distribution of the statistic assuming Alternative Hypothesis.
D. Non of these

Categories Statistical Inference Mcqs, Statistics Mcqs

what is the probability of a type II error when α=0.05 ?

September 6, 2021May 22, 2019 by admin
what is the probability of a type II error when α=0.05 ?

A. 0.025
B. 0.95
C. 0.05
D. Cannot be determined without more information

Categories Statistical Inference Mcqs, Statistics Mcqs

condition for applying Central Limit Theorem (CLT) which approximate the sampling distribution of the mean with a normal distribution is ?

September 6, 2021May 22, 2019 by admin
condition for applying Central Limit Theorem (CLT) which approximate the sampling distribution of the mean with a normal distribution is ?

A. n > 30
B. N(1 – p) > 5
C. 2 n 5
E. N < 30

Categories Statistical Inference Mcqs, Statistics Mcqs

For t distribution, increasing the sample size, the affect will be on ?

September 6, 2021May 22, 2019 by admin
For t distribution, increasing the sample size, the affect will be on ?

A. Standard Error of the Means
B. The t-ratio
C. Degrees of Freedom
D. All Above

Categories Statistical Inference Mcqs, Statistics Mcqs

A quantity obtained by applying certain rule or formula is known as ________________?

September 6, 2021May 22, 2019 by admin
A quantity obtained by applying certain rule or formula is known as ________________?

A. Estimate
B. Test Statistics
C. Estimation
D. Sample
E. Estimator

Categories Statistical Inference Mcqs, Statistics Mcqs

Analysis of Variance (ANOVA) is a test for equally of______________?

September 6, 2021May 22, 2019 by admin
Analysis of Variance (ANOVA) is a test for equally of______________?

A. Variances
B. Proportions
C. Only two parameters
D. Means

Categories Statistical Inference Mcqs, Statistics Mcqs

If we reject the null hypothesis, we might be making____________?

September 6, 2021May 22, 2019 by admin
If we reject the null hypothesis, we might be making____________?

A. Unpredictable
B. A correct Decision
C. Type-II Error
D. Type-Error

Categories Statistical Inference Mcqs, Statistics Mcqs

Parameter is a _________ quantity?

September 6, 2021May 22, 2019 by admin
Parameter is a _________ quantity?

A. Constant
B. Variable
C. All of above
D. Non of these

Categories Statistical Inference Mcqs, Statistics Mcqs
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