If the observations of a variable X are, -4, -20, -30, -44 and -36, then the value of the range will be:

Related MCQs

• The mean of 10 observations is 10. All the observations are increased by 10%. The mean of increased observations will be:
• If mean absolute deviation of set of observations is 8.5 then value of quartile deviation is
• The measures used to calculate the variation present among the observations in the unit of the variable is called:
• The arithmetic mean is 12 and the number of observations are 20 then the sum of all the values is
• What is the value of the first quartile for observations 15, 18, 10, 20, 23, 28, 12, 16?
• If the maximum value in a series is 25 and its range is 15, the maximum value of the series is:
• Let the coefficient of determination computed to be 0.39 in a problem involving one independent variable and one dependent variable. This result means that:
• In regression, the equation that describes how the response variable (y) is related to the explanatory variable (x) is:
• In regression analysis, if the independent variable is measured in kilograms, the dependent variable:
• In a bivariate sample, the sum of squares of differences between marks of observed values of two variables is 33 and the rank correlation between them is 0.8. Find the number of pairs of observations: