Probability-mean time spent per customer is three minutes

Assignment Help Basic Statistics

Reference no: EM13135753

The amount of time a bank teller spends with each customer has a population mean, u, of 3.10 minutes and standard deviation , O, of .40 minute. If you select a random sample of 16 customers:

a) what is the probability that the mean time spent per customer is at least 3 minutes?

Reference no: EM13135753

Questions Cloud

What is the heat of combustion for cyclohexane : Combustion reactions are exothermic. The heat of reaction for the combustion of cyclohexane, C6H12, is 936.8 kcal/mol. What is the heat of combustion for cyclohexane in kcal/gram

What is bottom line net income reported on carol schedule : Carol owns 40% of CJ Partnership. The partnership reports $170,000 of revenue, $60,000 cost of goods sold, and $70,000 of other expenses that include $1,500 of doctor bills paid for Carol, a $2,000 charitable contribution, and a $5,000 Section 17..

How many molecules of hcch react : How many molecules of HCCH react with 143 molecules of oxygen to produce carbon dioxide and water?

Slowgo pty ltd : Simon is the majority shareholder and managing director of Slowgo Pty Ltd which operates a chain of discount stores.

Probability-mean time spent per customer is three minutes : If you select a random sample of 16 customers: what is the probability that the mean time spent per customer is at least 3 minutes?

Research paper about cobit framework : research paper about CoBIT Framework. What is it? What benefit does it provide? Competitors to it?

What marriage date would you recommend for the loving couple : Neither has any dependents nor itemized deductions. Based only on tax considerations, what marriage date would you recommend for the loving couple? How much would your choice save in taxes?

System in intercultural management : An overarching factor affecting all other variables necessary for successful implementation is that of

What was his beginning-of-the-year basis in his partnership : John has a 20% stake in the Partnership and receives no distributions from the partnership during the year. He has a $55,000 basis in her partnership interest at the end of the year after all income/loss items have been passed through to her. W..

User Account

All Pages