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Q. The mean or average used to measure central tendency is called
Correct Answer - Option(B)
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Q. The cumulative frequency for a particular class is equal to 35. The cumulative frequency for the next class will be .
Q. Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
Q. How many type of data are there in Statistics
Q. 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:
Q. If r is the simple correlation coefficient, the quantity ?2 is known as ...................
Q. P01 is the index for time
Q. 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:
Q. ____ is an extension of time reversal test
Q. play a very important part in the construction of index nos
Q. From which average, the sum of deviations is zero?
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