Commercials and print ads undergo posttesting in order

a. gain relatively inexpensive feedback.
b. avoid the use of surveys.
c. determine if a campaign is accomplishing the objectives sought.
d. determine if an organization's mission statement needs to be modified.
e. locate new product ideas.

How do the percentages of the 65 customer satisfaction ratings in that actually fall into the intervals [formula62.mml ± s], [formula62.mml ± 2s], and [formula62.mml ± 3s] compare to those given by the empirical rule? do these comparisons indicate that the statistical inferences you made in parts b and c are reasonably valid? (round your answers to the nearest whole number. omit the "%" sign in your