A movie theater is testing out their soda machine to see if it is dispensing the same amount for their “small-sized” sodas
A quality control engineer is concerned that the machine is under filling the cups. He draws a random sample of 8 cups and records the following... more
If the odds against a certain event are 8 to 17, what is the probability of the event occuring? Write your answer as a simplified fraction.
P-Value and Test Statistic
Physicians at a clinic gave what they thought were drugs to 840 patients. Although the doctors later learned that the drugs were really placebos, 58% of the patients reported an improved condition.... more
Suppose that you deposit $425 at an interest rate of i = 5%. Using the formula for future value, how much will you have in the bank after 60 periods?
Use the table below to calculate the rate of inflation between 2008 and 2009.
Year Consumer Price Index 2008 150 2009 165 Inflation Rate between 2008 and 2009=
i dont get how to solve this question.
what is the answer to 6 > y + 3 ?
Perpetuities - Annuities
A perpetuity pays $2X one year from today. The payments increase by 5% per year thereafter. The effective annual interest rate on this perpetuity is 6%. The present value is $32,400. A second... more
Annual interest rate
Sally invests $4000 in a savings account which compounds interest monthly. After 10 years, she has a balance of $4,491.73. What is the annual interest rate of the account, rounded to the nearest... more