Economics (M.Phil./Ph.D.) 2022 Panjab University Entrance Exam With Answers

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29.

Which of the following is correct?

1. Large sample, n>30
2. Small sample, n<20
3. Probability of type I error is also called significance level of test
4. Accepting the null hypothesis, when it is false is called type II error
Select the correct answer using the codes given below
A: 1,2 and 3
B: 2,3 and 4
C: 1,3 and 4
D: all of these

The answer is: C

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