BUSINESS 1000 - MAT 300 M2 Questions and Answers

BUSINESS 1000 - MAT 300 M2 Questions and Answers Which of the following is NOT a step used in calculating standard deviation?  Squaring the difference of x - u.  Subtracting the value of each data set from the mean.  Calculating the mean of the data set.  Dividing the sum of each value by the total number of values plus 1. RATIONALE Recall the standard deviation . So there is no addition of 1 to any values. CONCEPT Standard Deviation 2 The school paper published the results of a survey among grade eight students with regards to their favorite subject. Which of the following statements about the stack plot is true?  More boys chose math as their favorite subject than science.  Most of the students chose English as their favorite subject.  More than half the girls chose science as their favorite subject.  More girls than boys chose English as their favorite subject.