What is the probability that exactly 9 have credit cards

Assignment Help Financial Econometrics
Reference no: EM13329548

A recent Gallup poll (Poll Analyses May 22, 2002) revealed that 81% of Americans say they have a credit card. You randomly chose 12 Americans and ask if they have at least one credit card.

1. Does this situation meet the binomial requirements? Why or why not? Address the five characteristics in the Key Points.

2. What is the random variable in this problem? i.e., what does X represent and what values can it have?)

3. What is the probability that exactly 9 have credit cards?

4. What is the probability that 7 or fewer have credit cards?

5. What is the probability that at least 10 have credit cards?

6. What is the probability that at most 10 have credit cards?

7. What is the mean number of adults out of a sample of 12 that you would expect to have credit cards? What is the standard deviation of the distribution?

Reference no: EM13329548

Questions Cloud

What is bonds yield to maturity paid semiannually : The bonds have a face value of $1,000 and an 12% coupon rate, paid semiannually. The price of the bonds is $850. The bonds are callable in 5 years at a call price of $1,050.
What is the average mechanical power output of the engine : A car with mass of 1000.0 kg accelerates from 0 m/s to 40.0 m/s in 12.0 s. Ignore air resistance. What is the average mechanical power output of the engine
What is the impact velocity when it hits the ground : A juggler on stilts throws a ball straight up, from a height of 2.5cm. It reaches a height of 3.5m, and then falls back to the ground. What is the impact velocity when it hits the ground
Resources play in influencing long run economic growth of : What roles do physical capital, human capital, technology, and natural resources play in influencing long run economic growth of aggregate output per capita?
What is the probability that exactly 9 have credit cards : A recent Gallup poll (Poll Analyses May 22, 2002) revealed that 81% of Americans say they have a credit card. You randomly chose 12 Americans and ask if they have at least one credit card.
What was the beetles average velocity and speed : A bicycle wheel, 65 cm across, is half buried in dirt, standing on edge. What was the beetle's average velocity and speed from the time it started climbing until it hit the ground
Calculate how much higher u.s. labor productivity will be : Calculate how much higher U.S. labor productivity will be in the year 2028 (relative to 2008) if productivity growth falls to 1.4 percent per year, its average rate during the period 1973-1995.
What is the maturity risk premium for the 2-year security : The real risk-free rate is 3%, and inflation is expected to be 2% for the next 2 years. A 2-year Treasury security yields 7.5%. What is the maturity risk premium for the 2-year security
Us government ultimately limit long run economic growth in : Through its policies and institutions, how has the US influence US long run economic growth? Why might persistently large borrowing by the US government ultimately limit long run economic growth in the future?

Reviews

Write a Review

Financial Econometrics Questions & Answers

  Determine appropriate amount and classification of each item

Unearned revenue of $78,000 is included as a current liability even though only two-thirds will be earned in 2014. Determine the appropriate amount and classification of each of the following items (in order of liquidity).

  What is present value of all sandys expected future expenses

Sandy is planing his retirement.The rate of interest that he can lend and borrow at the bank is 6 percent. He currently has $ 125000 in the bank. He intends to buy a car 3 years from now.

  What was the firms cash flow to creditors during 2010

The December 31, 2009, balance sheet of Schism, Inc., showed long-term debt of $1.395 million, and the December 31, 2010, balance sheet showed long-term debt of $1.57 million.

  Calculate the rate of return for each of the investments

You're trying to choose between two different investments, both of which have up-front costs of $45,000. Investment G returns $75,000 in six years. Investment H returns $105,000 in nine years.

  How much will mark have in the account after 14 years

Mark deposits $800 each month in a retirement plan paying 10% compounded monthly. How much will he have in the account after 14 years

  Determine what is the projects net present value

The company estimates the project would cost $8 million today. Karns estimates that, once drilled, the oil will generate positive net cash flows of $4 million a year at the end of each of the next 4 years.

  What is the net present value of project given a required

At the beginning of the project, inventory will decrease by $16,000, accounts receivables will increase by $21,000, and accounts payable will increase by $15,000. All net working capital will be recovered at the end of the project.

  What is the annual yield according to the discount method

A six-month $10,000 Treasury bill is selling for $9,844. What is the annual yield according to the discount method. Does this yield understate or overstate the true annual yield

  How much money will have in the account in 25 years

If you deposit $5,100 at the end of each of the next 25 years into an account paying 10.30 percent interest, how much money will you have in the account in 25 years

  What is the effective rate of interest earned in year 1

An investment of $600 is earning 6% interest each year. What is the effective rate of interest earned in year 1, and year 10

  Determine what is the future value of the same annuity due

If the future value of an ordinary, 11 year annuity is $5,575 and interest rates are 5.5%, what is the future value of the same annuity due

  Determine what is the stocks current market price

Zephyr Electricals is a company with no growth potential. Its last dividend was $4.50, and it expects no change in future dividends. What is the current price of the company's stock given a discount rate of 9 percent

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