Which of the following is an assumption underlying the use of the t-distribution ?

Related Mcqs:

Sampling Error decrease by _______ the sample size?

A. Increase B. Decrease C. Sampling D. Population...

Herbicide A has been used for years in order to kill a particular type of weed. An experiment is to be conducted in order to see whether a new herbicide, Herbicide B, is more effective than Herbicide A. Herbicide A will continue to be used unless there is sufficient evidence that Herbicide B is more effective. The alternative hypothesis in this problem is_____________?

A. Herbicide A is more effective than Herbicide B B. Herbicide A is not more effective than Herbicide B C. Herbicide B is more effective than Herbicide A D. Herbicide B is not more effective than Herbicide A...

Which of the following test use Rank Sums____________?

A. Kruskal-Wallis and Wilcoxon tests B. Runs test C. Chi-Square and sign test D. F test...

E(x1 – x2)= ___________________?

A. ux – x2 B. u1 – u2 C. 6x – x2 D. 6×2 – x2...

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...