Evaluate the expression.(-2)0
A. 0
B. 1
C. -2
D. -1
Answer: B
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Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.The manager of an electrical supply store measured the diameters of the rolls of wire in the inventory. The diameters of the rolls (in m) are listed below. Compute the standard deviation(s).0.438?0.171?0.442?0.135?0.467?0.477?0.624
A. 0.135 B. 0.1762 C. 1.0835 D. 1.2697
Solve the problem.The Phillips curve shows the relationship between the unemployment rate x and the inflation rate y. If the equation of the curve is y = 1 - 
for a certain third world country, then for approximately which value of x is the inflation rate 25%?
A. 50% B. 75% C. 25% D. 37.5%
Evaluate as specified.For f(x) = 256x, find f 
.
A. 32 B. 16 C. 2 D. 64
Find 
for the given function.y = (
- 3)-3
A. - 
(
- 3)-4
B. - 
(
- 3)-5
C. 
(
- 3)-5
D. 6(
- 3)-5