Solve the problem.John, the tallest male in the sophomore class, has a height of 71.75 inches. The heights of sophomore males are normally distributed with mean 67.8 inches and standard deviation 2.5 inches. Determine the z-score corresponding to John's height.
A. z = 1.58
B. z = 1.48
C. z = 1.78
D. z = 1.68
Answer: A
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Solve the problem.The time t (in years) for an investment to increase by 
when the interest rate is 
is given by 
Evaluate this expression by using the first four terms of the appropriate series expansion.
A. 2.69 years B. 3.78 years C. 6.82 years D. 4.35 years
Solve the problem. Use the given table to find monthly payments. 
Jesse's new snowmobile cost $10,000. After his down payment of $3000, he financed the remainder at 6% for 4 years. Find the monthly payment for the amortized loan, and find the total interest paid on the loan. Assume that all interest rates are annual rates.
A. $164.43; $7000.00 B. $212.94; $3221.12 C. $164.43; $892.64 D. $161.21; $738.08
Given matrix A, find the indicated minor or cofactor.Find the minor M21.A =
A. -9 B. 31 C. -31 D. 9
Graph.f(x) = 3
- 3
A. 
B. 
C. 
D. 