In what way are traditional and social media similar?
Alternative "a" is incorrect because social media do not require special training. Alternative "b" is incorrect because social media rely upon anonymous users who depend on the quality of the message. Alternative "d" is incorrect because traditional media are often expensive to produce.
Two data sets of sizes 6 and 9 have standard deviation 3 and 4, respectively, and arithmetic means 4 and 4, respectively. The standard deviation of com...
If each observation in a data set for number of employees in different divisions is doubled then the coefficient of quartile deviation:
Two random variables X and Y are said to be independent if:
With reference to analysis of variance. which of the following statements is/are correct?
(I) Change of origin will affect the value of F...
Which of the following is NOT a type of data classification?
For the discrete distribution, the Pearson's coefficient of skewness β2 is always:
The limits of multiple correlation coefficient R1.23 are:
The first four moments of a distribution about the origin are -1.5,17,-30 and 108. The third moment about the mean is: