One reason we transform data is to

One reason we transform data is to
 
  a. create data that are positive numbers. c. make the data easier to work with.
  b. create data that are whole numbers. d. eliminate inappropriate data.

Question 2

Changing a set of raw scores indicating the number of correct answers on a test into the proportion or percent correct is an example of
 
  a. lying with statistics. c. graphing data.
  b. rounding. d. a transformation.

Question 3

If we transform the set of scores 5, 8, 11, and 15 by multiplying by 2 and adding 10, we are using the formula Y = (2) X + 10 . The resulting set of scores would be
 
  a. 20, 26, 32, and 40 c. 88
  b. 30, 36, 42, and 50 d. 70, 100, 130, and 170