F-distribution Quiz Questions and Answers PDF Download - 37

What is the expected value for the data set 8, 9, 10, 11 12, 13, 14?

1. 11
2. 12
3. 13
4. 12.5

If the value of r² is equal to 1, the consequent value of tolerance results in

1. -1
2. 0
3. 1
4. Undefined

If an estimator linear, unbiased and have minimum variance in the class of all linear unbiased of estimator, it is known to be

1. Best linear unbiased estimator
2. BLUE
3. Best estimator
4. Both A and B

A measure of forecast accuracy that avoids the problem of positive/negative forecast errors offsetting one another is known as

1. Mean standard error
2. Mean absolute error
3. Mean residual factor
4. Mean estimated factor

Distribution of a data set with mean equals to 30, median equals to 32 and mode equivalent to 33.5 is said to be of form

1. Symmetric
2. Skewed
3. Positively skewed
4. Negatively skewed