Relationship: Measures of Deviation Quiz Questions and Answers PDF - 17

MCQ 81: Considering the sales, the coefficient of variation for product X is 9.3% and the coefficient of variation for product Y is 8.9% then sales fluctuation of

1. product X is higher
2. product Y is higher
3. product X is lower
4. product X and Y is lower

MCQ 82: If two events X and Y are considered as partially overlapping events then the rule of addition can be written as

1. P(X or Y) = P(X) - P(Y) + P(X and Y)
2. P(X or Y) = P(X) + P(Y) * P(X - Y)
3. P(X or Y) = P(X) * P(Y) + P(X - Y)
4. P(X or Y) = P(X) + P(Y) - P(X and Y)

MCQ 83: The type of rating scale which allows respondents to choose most relevant option out of other stated options is classified as

1. marking rating scale
2. graphical rating scale
3. itemized rating scale
4. pointed rating scale

MCQ 84: Considering the standard deviation, the mean absolute deviation is equal to

1. 5⁄4σ
2. 5⁄8σ
3. 4⁄5σ
4. 7⁄8σ

MCQ 85: The moment about mean which is indication whether distribution is symmetrical or asymmetrical is considered as

1. first moment
2. third moment
3. second moment
4. fourth moment