1. Seasonally adjusted data are: a. data adjusted for the weather.
b. data from one season modified to represent another season.
c. data adjusted for some seasons but not others.
d. data stripped of predictable seasonal patterns.

2. It is appropriate to use seasonally adjusted data when you are

a. looking at changes from quarter to quarter.
b. illustrating variations in the data arising from seasonal factors.
c. using yearly data to describe or predict outcomes that occur in one quarter only.
d. using quarterly data to describe or predict trends that occur over the course of a year.

3. In which of the following scenarios is it most appropriate to use seasonally adjusted data?

a. You are starting a retail business and want to know how consumer spending changes over the course of a year, so that you can hire the appropriate number of staff.
b. You are analyzing economic growth over the past few quarters to extract a trend that enables you to predict economic growth over the next year.