A test is used to assess readiness for college. In a recent​ year, the mean test score was 19.2 and the standard deviation was 4.5. Identify the test scores that are significantly low or significantly high. What test scores are significantly​ low?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Consider a value to be significantly low if its z score less than or equal to -2 or consider a value to be significantly high if its z score is greater than or equal to 2.

A test is used to assess readiness for college. In a recent​ year, the mean test score was 19.2 and the standard deviation was 4.5. Identify the test scores that are significantly low or significantly high.

What test scores are significantly​ low? Select the correct answer below and fill in the answer​ box(es) to complete your choice.
 
 
A.
Test scores that are greater than_____
​(Round to one decimal place as​ needed.)
 
B.
Test scores that are less than____
​(Round to one decimal place as​ needed.)
 
C.
Test scores that are between_______ and _____
(Round to one decimal place as needed. Use ascending​ order.)
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