The calculation of mean and variance is based on_____________

Related MCQs

• The positive square root of the mean of the squares of the deviations of observations from their mean is called____________
• The variables whose calculation is done according to the weight, height and length and weight are known as:_______
• The variables whose calculation is done according to the weight, height and length and weight are known as__________
• Which of the following measurement scales is required for the valid calculation of Karl Pearson’s correlation coefficient?__________
• Which of the following measurement scales is required for the valid calculation of spearman correlation coefficient?_____________
• Suppose that you have carried out a regression analysis where the total variance in the response is 133452 and the correlation coefficient was 0.85. The residual sums of squares is____________
• The variance is zero only if all observations are the___________
• The mean, mode, and median of the data set: 5, 4, 10, 12, 1, 5, 3, 7, 15, and 8 is respectively___________
• The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is__________
• The mean of a distribution is 14 and the standard deviation is 5. What is the value of the coefficient of variation?____________