Amanda earned a score of 940 on a national achievement test that was normally distributed. The mean test score was 850 with a st andard deviation of 100. What proportion of students had a higher score than Amanda? Use your z table
1 answer:
The answer is 0.806 I believe. The whole process was far too much to type onto hear because I don't want you to be reading an essay if you're in a hurry.
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