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When answering each of the following, the random variable Y is normally distributed with a mean...

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Statistics

When answering each of the following, the randomvariable Y is normally distributed with a mean of 65 and a standarddeviation of 4.

  1. The value of z for being able to determine P(Y ≤ 60) is_____

The P(Y ≤ 60) is_____

  1. The 2 values of z for being able to determine P( 70 ≤ Y ≤ 73)are _____ and _____

The P( 70 ≤ Y ≤ 73) is_____

  1. The value of z for being able to determine P(Y ≥ 72) is_____

The P(Y ≥ 72) is_____

  1. The closest value of z for being able to determine the value ofy such that 10% of the values Y are less

than that y is______

               The approximate value of y such that 10% of the values Y are lessthan that y is ______

Answer & Explanation Solved by verified expert
4.2 Ratings (482 Votes)
This is a normal distribution question withaPx 600The zscore at x 600 isz 125This implies    See Answer
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