Math Solutions

(Step-by-Step) - The amount of time a bank teller spends with each customer has a population mean µ=3.10 minutes and standard deviation σ=0.40 minute. If

Question: - The amount of time a bank teller spends with each customer has a population mean µ=3.10 minutes and standard deviation σ=0.40 minute. If you select a random sample of 16 customers:

  1. What is the probability that the mean time spent per customer is less than 3 minutes?
  2. There is an 85% chance that the sample mean is below how many minutes?
  3. If you select a random sample of 64 customers, there is a 85% chance that the sample mean is below how many minutes?

The book gives these two answers to a and b: a-0.8413 and b-3.204

Price: $2.99
Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


∴ Other downloads you may be interested in ∴

log in to your account

Forgot password?
Don't have a membership account?
REGISTER

reset password

Back to
log in

sign up

Back to
log in