A data set of test scores is being transformed by applying the following rule to each of the raw scores.

Transformed score = 3.5(raw score) + 6.2

Which of the following is NOT true?

The mean transformed score equals 3.5(the mean raw score) + 6.2.

The median transformed score equals 3.5(the median raw score) + 6.2.

The range of the transformed scores equals 3.5(the range of the raw scores) + 6.2.

The IQR of the transformed scores equals 3.5(the IQR of the raw scores).