The random variable x is known to be uniformly distributed between 70 and 90. The probability of x having a value between 80 to 95 is
The random variable x is known to be uniformly distributed between 70 and 90. The probability of x having a value between 80 to 95 is
A random sample of 25 exams was taken. The average score in the sample was 76 w/ a variance of 144. Assuming the scores are normally distributed, the 99% confidence interval for the population average...
The t value with a 95% confidence and 24 degrees of freedom is
Z is a standard normal random variable. The P(1.20<= z <=1.85) equals?
Z is a standard normal random variable. The P(z>=2.11) equals?
$1000 invested at simple 10% annual interest for 8 months will earn __________ interest.
What's the total amount due for a simple interest loan of $7654 at 13.9% for a period of 3 years 9 months?
What is the monthly payment if a a barber purchases a car for $21,500 and finances the entire amount at an annual interest rate of 5.9% for 4 years.
What is the annual interest rate of an investment that pays 9.2% annual interest compounded quarterly?
Brian is 13 years old and wants to make deposits into an account to get money for a new car when he is 18 years old. At that time, he will need $20,000. If his account pays interest at 5% per year...
What would it cost to buy a bill that pays $10,000 after 6 months where the simple annual interest rate is 4.75%?
What is the amount of time needed for the sinking fund to reach the accumulated amount $240 monthly at 5.9% to accumulate $25,000?
An investment of $8125 was made into an account that compounded interest monthly. At the end of 15 years, the balance in the account doubled. Find the interest rate.
If Germany has an annual inflation rate of 1,132% and an item will cost 125,000 euros in 5 years, what does that same item cost now?
If $100 is deposited in a money market account when interest is compounded every month at an annual rate of 6%, the total amount accumulated at the end of 5 years will be?
The following describes the conditions of an ordinary annuity, with interest compounded with each payment and payments made at the end of the compounding period. Find the accumulated amount of the...
Kmart is issuing 10-year zero-coupon bonds. How much should you pay for these bonds with a maturity value of $100,000 if you wish to get a return of 5.8% compounded semiannually.
A retirement account has $10,000 in it and earns 10% interest per year compounded monthly. At the end of every month for the next 5 years you will deposit $200 into this account. How much will be...
Brandon plans to sell his current home and use the proceeds to cover the cost of a new home. He decides to take out a short-term loan to help with expenses until his current house sells. If the bank...
How much should we deposit now into an account earning 9% interest per year, compounded monthly so that starting one month from now the bank will send us monthly payments of $375 for 5 years? At the...