A sample of 2,500 people was asked how many cups of coffee they drink in the morning. You are given the following sample information.
Cups of Coffee
Frequency
0
700
1
900
2
500
3
400
2,500
?
The variance of the number of cups of coffee is
A. 1.06.
B. 1.03.
C. 2.25.
D. 1.24.
Answer: A
You might also like to view...
Companies that choose not to fully develop their own recovery plan can outsource it to companies that specialize in either disaster recovery planning or provision of alternative sites.
Answer the following statement true (T) or false (F)
In the formula for return on investment, interest expense is multiplied by (1 ? tax rate). Why is this adjustment made?
a. Interest is not tax deductible b. Debt is excluded from the denominator c. Net income in the formula is after tax d. Dividends are not deductible for tax purposes e. None of the answers are correct.
Which of the following would be considered a revenue expenditure?
A) Purchase of a microcomputer B) Installation of a heating system C) Addition of a building wing D) Replacement of a truck's battery
Which of the following describes the condition in which courts impose liability based on negligent design?
A) when the materials used by the manufacturer satisfy most of the standards acceptable in the trade B) when the risk of harm outweighs the utility of the product C) when the manufacturer fails to include a warning about obvious dangers D) when the manufacturer warns only the original purchaser and not the user