1. The mean income of a certain government employee is Php 53,200 witn a standard deviation Php 6750. AsSsume that their income is normally distributed. Find the following: a. b. = C. P(x 2 50,000)

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Answer Activity 1. Letters A-E

1. 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:
a.
b.
%3D
P(x 2 50,000)
d. Show the region under normal curve by shading the part that corr
the required area of P(x> 50,000)
с.
%3D
esponds to
e, If a random sample of 49 employees is selected, what is the probability that
the samnle mean had an income of at least Php 50,000?
Transcribed Image Text:1. 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: a. b. %3D P(x 2 50,000) d. Show the region under normal curve by shading the part that corr the required area of P(x> 50,000) с. %3D esponds to e, If a random sample of 49 employees is selected, what is the probability that the samnle mean had an income of at least Php 50,000?
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