B. The mean income of a certain government employee is Php 53,200 with a standard deviation Php
6750. Assume that their income is normally distributed. Find the following:
1. u=_________
2.q=_________
3.P(x > 50,000) =______
4. Show the region under normal curve by shading the part that corresponds to the required
area of P(x > 50,000)
LEARNING
5. If a random sample of 49 employees is selected, what is the probability that the sample mean
had an income of at least Php 50,000?
pasagot oo