Business Statistics and Research Methods MCQs
Practice free Business Statistics and Research Methods multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 1366 questions — no login required.
Question 1054hard
. . . . . . . . refers to devising a representation in a small and simplified form of a system, which can be manipulated to gauge effect.
Question 1055hard
For testing of hypothesis H0 : M1 = M2 and H1 : M1 < M2, the critical value of Z at 5% level of significance when size of sample is more than 30 is
Question 1056hard
In which one of the following situations is the application of t-test is most appropriate?
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Question 1057easy
Second quartile is called
Question 1058hard
The most common use of Kruskal-Wall is test is 1. one nominal variable. 2. one measurement variable. Select the correct answer using the options given below
Question 1059easy
Standard Deviation is calculated on the basis of
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Question 1060hard
If Σx = 440, Σy = 330, Σx2 = 17,986, Σy2 = 10,366, Σxy = 13,467 and n = 11, then the value of r, the coefficient of correlation, to 2 decimal places, is
Question 1061easy
Which one of the following statistical measures is based on all observations?
Question 1062medium
Sample is the representative of . . . . . . . .