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Business statistics practice test MCQ: if standard deviation of population is 35 and sample size is 9 then standard deviation of sampling distribution is with options 12.67, 11.67, 13.67 and 14.67 with online sample interview questions and answers, competitive tests preparation for business jobs hiring. Free study guide is for online learning sampling distribution in statistics quiz questions with MCQs to practice test questions with answers with ePortal education technology for e-learning distance education.

MCQ: If standard deviation of population is 35 and sample size is 9 then standard deviation of sampling distribution is

1. 12.67
2. 11.67
3. 13.67
4. 14.67

B

MCQ: If standard deviation of population is known then μ must be equal to

1. absolute value of estimator
2. error free mean
3. expected value of mean
4. inferential value of mean

C

MCQ: Theorem which states that as sample size increases sampling distribution must approach normal distribution is classified as

1. limited approximation theorem
2. secondary limit theorem
3. primary limit theorem
4. central limit theorem

D

MCQ: Distribution of difference of proportions approximate normal standard distribution only if

1. n > or = 30
2. n < or = 30
3. n > or = 50
4. n < or = 50

A

MCQ: If p is equal to 0.65, value of N is 25000 whereas sample size is 50 then value of standard deviation of sample proportion is

1. 0.0056
2. 0.0045
3. 0.0065
4. 0.045

B