16. The data in PROMIS shows that the average age of the teachers in PHS is 36 years anc the standard deviation is 5 years. Solve for the following: a. What is the corresponding z score of the age of 50 years? b. What is the probability that the age of a teacher is above 50 years? c. If there are 1,000 teachers in PHS, how many are above 50 years? d. What is the age (x) such that 40% is below it?

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16. The data in PROMIS shows that the average age of the teachers in PHS is 36 years and
the standard deviation is 5 years.
Solve for the following:
a. What is the corresponding z score of the age of 50 years?
b. What is the probability that the age of a teacher is above 50 years?
c. If there are 1,000 teachers in PHS, how many are above 50 years?
d. What is the age (x) such that 40% is below it?
Transcribed Image Text:16. The data in PROMIS shows that the average age of the teachers in PHS is 36 years and the standard deviation is 5 years. Solve for the following: a. What is the corresponding z score of the age of 50 years? b. What is the probability that the age of a teacher is above 50 years? c. If there are 1,000 teachers in PHS, how many are above 50 years? d. What is the age (x) such that 40% is below it?
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