Question

Intelligence quotas on two different tests are normally distributed. Test A has a mean of 100 and a standard deviation of 18. Test B has a mean of 100 and a standard deviation of 16. Use​ z-scores to determine which person has the higher​ IQ: an individual who scores

133 on Test A or an individual who scores 120 on Test B. Which individual has the higher​ IQ?

A.

The individual who scores 120 on Test B.

B.

The individual who scores 133 on Test A.

C.

Both individuals have the same IQ.

Answer 1

For Test A 18 7= 133 Naz 133-100 33 18 1-83 18 ラス=)-83 For Test B loo =120 Nas XI 120-100 Po 125 16 greater Here, we observe that z-Value for test A is the スーValue for test B than the Hence Test A tos the individual aho Scores 133 on The IQ.