The mean on this test is 3.5 with a standard deviation of .5.

Use the information to answer the follow-up question right below. 150-word response 

1. Sally scores 1.5 on this test. How many standard deviations is Sally from the mean? (Show your calculations)

Respond to the following DQ in a minimum of 175 words. Please, include a title line indicating your  prompt:

2.You are designing a new test to measure risk-taking traits. You want to use statistical analysis to compare different groups who take the test by comparing group means. What scale of measurement would you select for your test? Why would you choose that scale? Provide an example to support your response.