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 901medium
A shopkeeper wants to keep a stock of shoes. The most appropriate mean for that would be
Question 902medium
Mean deviation computed from a set of data is always:
Question 903medium
The arrangement of data in rows and columns is called:
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Question 904medium
Which of the following is an incomplete experimental research design?
Question 905medium
Standard deviation of a binomial distribution is equal to
Question 906hard
The coefficient of correlation between two series x and y is found to be 0.80. if all the vallues of x and y are reduced by 50%, the correlation coefficient will be
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Question 907hard
500 students were selected at random out of which 190 were married. 90 passed out of married students and 110 failed out of unmarried students, the number of passed unmarried students would be
Question 908hard
Assertion (A) The value, of coefficient of correlation shall always lie between -1 < r < +1. Reason (R) When the value or r = +1 the correlation between the variable is perfect and positive and when r = -1, correlation is said to be perfect and negative.
Question 909hard
In a Binomial Distribution, if p, q and n are probability of success, failure and number of trials respectively then given by: