Calculate the average account balance, Basic Statistics

Assignment Help:

In June 2009, the average Australian credit card account balance was $3,127, according to data extracted Assuming that these balances are approximately Normally distributed with a mean of $3,127 and a standard deviation of $1,500:

(a) Find the probability that an account balance is less than $2,000. Use a diagram!

Clearly indicate any properties of the Normal distribution that you are using to facilitate your calculation.

(b) One quarter of credit card accounts carry at least what balance? Use a diagram!

(c) Suppose that 100 credit card account balances are randomly selected. What is the probability that the average account balance in this sample is greater than $3,200? Use a diagram! What quantity must be approximately Normal for this calculation?

 


Related Discussions:- Calculate the average account balance

#titlelinear regression.., regression line drawn asY=C+1075x,when x was 2,a...

regression line drawn asY=C+1075x,when x was 2,and y was239,given that y intercept was11.calculate the residual.

Power supply, A source of electrical power. A device or system which delive...

A source of electrical power. A device or system which delivers electrical and or other types of energy to a corresponding device or system. Are commonly referred to as PSU (Power

Homework, I will need to upload the question sheets.

I will need to upload the question sheets.

Financial accounting, when the closing inventory is understated, the profit...

when the closing inventory is understated, the profit for the period will

Ashland multicomm services, Given all the evidence that you have collected ...

Given all the evidence that you have collected from all your surveys of 50 prospective customers, answer the question will full explanation. How many free premium channels should

Statistics help, Ask question #Minimum 100 words accepteWhen all factors ar...

Ask question #Minimum 100 words accepteWhen all factors are taken into account, an insurance company estimates that the probability of my father making a claim for damages to his p

Determine the payment at maturity - exchange rate, You have the following l...

You have the following limited information upon which to base your decision as to which is the better of two alternative funding arrangements:  Alternative 1 is to arrange fu

Normal distribution, In a sample of 120 workers in a factory, the mean and ...

In a sample of 120 workers in a factory, the mean and standard deviation of wages were Rs. 11.35 and Rs.3.03 respectively. Find the percentage of workers getting wages between Rs.9

Stock control, Two components, A and B, are used as follows: normal usage -...

Two components, A and B, are used as follows: normal usage - 50 per week each minimum usage - 25 per week each maximum usage - 75 per week re-order quantity - A:300; B:500 re-order

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd