Business Statistics and Research Methods MCQs

Which of the following is NOT a part of measuring the central tendency?

The average of the squared deviations from the arithmetic mean is called:

Which of the following is an absolute measure of dispersion?

If both the regression coefficient of two series are negative, the coefficient of correlation should be

Which one of the following statement is false regarding normal distribution?

Geometric mean of 04 and 09 will be-

Which of these must always be avoided for a technical report?

The correlation coefficient of Karl Pearson is denoted by

For calculating posterior probabilities (conditional probabilities under statistical dependence), the following information is available:- (1) Conditional probabilities (2) original probability estimates (prior-probabilities) of mutually exclusive and collectively exhaustive events (3) Arbitrary event with probability ≠ 0 and for which conditional probabilities are also known (4) Joint probabilities of prior probability and conditional probability Given the information that the arbitrary event has occurred, arrange the above information in a sequence of their requirement as per Baye's Theorem