1-The mode and mid-range are both measures of variation ? (True or False)

2-If a distribution is positively skewed, the median will be greater than the mode.? (True or False)

3-One or more outliers do not affect the value of variance. (True or False)

4-The second quarterly value is equal to the median. (True or False)

5-The weights of motorcycles is discrete data. (True or False)

6-The relative frequency of a class is computed by? (Ans)

7-The three quadrilles are Q1=13.0,Q2=14.0,& Q3=15.5 , then inter quadrille range is ? (Ans)

8-The difference between two consecutive lower class limit (or two consecutive lower class boundaries) in a frequency distribution is called? (Ans)

9-The events A and B are mutually exclusive. If P(A) = 0.7 and P(B) = 0.2. What is the value of P(A or B)? (Ans)