Which hypothesis tell us weather test is one tail or 2 tail?

Related Mcqs:

1. If right tail is longer than left tail then distribution is called _________________?

   A. Negatively Skewed B. Positively Skewed C. All of above D. None of these...

2. The data collected by NADRA to issue National Identity cards are______________?

   A. Official data B. un-official data C. Primary data D. Secondary data...

3. ___________ data are collected for the first time.

   A. Research B. Statistical C. Secondary D. Primary...

4. Data regarding opinions of consumers about some product obtained through lady workers are ____________?

   A. Cheapest method B. Existing Sources C. Primary D. Secondary...

5. If the standard deviation of a population is 9, the population variance is_____________?

   A. 9 B. 3 C. 21 D. 81...

6. The mean deviation of the values, 18, 12, 15 is____________?

   A. 6 B. Zero C. 3 D. 2...

7. If a and b are two constants, then Var(a+bX) is_______________?

   A. a±bVar(X) B. Var(a)±Var(X) C. ±bVar(X) D. b2Var(X) E. (a±b)Var(X)...

8. Var(2X+3) is________________?

   A. 5 Var(X) B. 4 Var(X) C. 4 Var(X)+3 D. 5 Var(X)+3...

9. The Harmonic Mean of any two numbers is________________?

   A. a+b2 B. 2aba+b C. ab−−√ D. a+b...

10. Which sampling technique is appropriate when there is homogeneity in population?

    A. Simple random sampling B. Stratified sampling C. Cluster sampling D. Systematic sampling Submitted by: Nimra Shaheen...