Setting the upper and lower control limits in a control chart ...

[rmenurse]

Setting the upper and lower control limits in a control chart closer to the center line results in a
 a. lower probability of a Type I error.
 b. lower probability of a Type II error.
 c. lower probability of both a Type I and Type II error.
  d. higher probability of both a Type I and Type II error.

Question 2

When the data are positively skewed, the mean will usually be _____.
 a. less than the median
  b. greater than the median
  c. less than the mode
  d. greater than the mode

[coyin]

Answer to Question 1

a

Answer to Question 2

b