Suppose a population of scores x is normally distributed with 
and 
. Use the standard normal distribution to find
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?
A. 0.1368
B. 0.7264
C. 0.7736
D. 0.2264
E. 0.2736
Answer: E
Mathematics
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?
A. 0.1368
B. 0.7264
C. 0.7736
D. 0.2264
E. 0.2736
Answer: E
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Graph the function.f(x) = 2 - ln(x + 4)
A. 
B. 
C. 
D. 
Match the function with the graph.
A. y = - 
B. y = - 
+ 3
C. y = - 
- 3
D. y = 
- 3
Solve the equation. Use a calculator where appropriate. If the answer is irrational, round to the nearest hundredth.log x = 4
A. 40 B. 4000 C. 10,000 D. 400
Solve the problem.Suppose c(x) = x3 - 22x2 + 20,000x is the cost of manufacturing x items. Find a production level that will minimize the average cost of making x items.
A. 13 items B. 12 items C. 10 items D. 11 items