Statistic
Q.2 The standard deviation of numbers of a data set is 9. If 3 is subtracted to each number of data set then what is the new standard deviation? A. 1 B. 5 C. 2 D. 9 E. 3
Q.2 The standard deviation of numbers of a data set is 9. If 3 is subtracted to each number of data set then what is the new standard deviation? A. 1 B. 5 C. 2 D. 9 E. 3