Suppose you do an analysis of the starting salaries of 100 recent lehman graduates. you find that the average starting salary is $60,000 with a standard deviation of $5,000.

a. find the 90% critical values.
b. find the 95% critical values.

a) (59180,60820)

b) (59020,60980)        

Step-by-step explanation:

We are given the following information in the question:

Mean, μ = $60,000

Standard Deviation, σ = $5,000

Sample size, n = 100

a) 90% critical values

Putting the values, we get,

b) 95% critical values

Putting the values, we get,

goog may have it for you

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45