Business Statistics and Research Methods MCQs

If the two regression coefficients are 0.8 and 0.2, then the value of coefficient of correlation is:

Type of cumulative frequency distribution in which class intervals are added in top to bottom order is classified as

In the application of chi-square, 1. no theoretical frequency should be small since in the derivation of chi-square continuity assumptions are made. 2. the constraint imposed on cell frequencies must be linear. 3. regroup the frequencies whenever some expected frequency was small. 4. the correction is needed, when some cell frequency was small, i.e. less than 5. Which of the statements given above are correct?

The essential qualities of a researcher are:

Which of the following is a criterion for a good research question?

Which of the following represents consistency of results when the test instrument is used repeatedly?

The standard deviation of six numbers 3, 3, 3, 5, 5, 5 is

The following terms are called the 'relative measures of dispersion' except:

Tally sheets are used to determine