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On the SAT, the average Writing score is 486 points and the average Mathematics score is 522 points. The standard deviation is 85 points on each part of the test. Now suppose 36test takers are selected. (See exercise 21 on page 326 of your textbook for a similar problem.)Question97% of the time the sample average writing score should be less than what? (Remember the label.),

Question
On the SAT, the average Writing score is 486 points and the average Mathematics score is 522 points. The standard deviation is 85 points on each part of the test. Now suppose 36
test takers are selected. (See exercise 21 on page 326 of your textbook for a similar problem.)
Question
97% of the time the sample average writing score should be less than what? (Remember the label.),
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On the SAT, the average Writing score is 486 points and the average Mathematics score is 522 points. The standard deviation is 85 points on each part of the test. Now suppose 36 test takers are selected. (See exercise 21 on page 326 of your textbook for a similar problem.) Question 97% of the time the sample average writing score should be less than what? (Remember the label.),

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Step 1

In this question, we have given that on SAT, average writing score is 486 points and average mathematics score is 522 points. The standard deviation for each part is 85 points on each part of the test. No. of students selected for testis 36.

Step 2

On the basis of calculations shown on the whiteboard we have got that writing score must be at least 514.645 to get the 97% of the data lie below than that.

The value of Z where 97% of the data lies below than t...

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