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# Jannah

• ### Send help please.. for my statistics and probabilities homework. ?

Suppose family incomes in a town are normally distributed with a mean of P25000

and a standard deviation of P6000 per month. What is the probability that a family

has an income between P14,000 and P32,500?

• ### Send help please for my statistics and probabilities homework?

An appliance center guarantees their washing machine for a period of 1 year. The

washing machine life is normally distributed with a mean of 3.7 years and a standard

deviation of 1.8 years. What is the probability that a washing machine will break

down during the guarantee period of 1 year?

• ### Send help please for my statistics and probabilities homework?

The amount of time required per individual at a bank teller’s window has been

found to be approximately normally distributed with 𝜇 =130 sec and 𝜎 = 45 sec.

What is the probability that a randomly selected individual will

a. require less than 100 sec to complete a transaction?

Homework Help3 months ago
• ### Statistics and Probabilities.. Send help please?

Suppose family incomes in a town are normally distributed with a mean of P25000

and a standard deviation of P6000 per month. What is the probability that a family

has an income between P14,000 and P32,500?