robert7248

24.04.2020 • 

Mathematics

Entry to a certain University is determined by a national test. The scores on this test are normally distributed with a mean of 525 and a standard deviation of 90. Tom wants to be admitted to this university and he knows that he must score better than at least 70% of the students who took the test. Tom takes the test and scores 585. Will he be admitted to this university? Explain your answer.

Ответ:

zatolentino

22.05.2022

Mathematics

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The answer should be $1.10
Working :
(4.65x2)+(1.85x2)+(0.45x2)
=$9.30+$3.70+0.90
=$13.90
$15-$13.90=$1.10

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