A set of data items is normally distributed with a mean of 60. Determine the z-score for the data point given, if the standard deviation is as given.data item: 78; standard deviation: 12
A. 5
B. 12
C. 18
D. 1.5
Answer: D
Mathematics
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Solve the problem.If f varies jointly as q2 and h, and f = 36 when q = 3 and h = 2, find q when f = 192 and h = 6.
A. q = 2 B. q = 4 C. q = 6 D. q = 3
Mathematics
Write the percent problem as a proportion and solve.What is 40% of 500?
A. 200 B. 2 C. 20 D. 2000
Mathematics
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is related to the graph of f.f(x) = x, g(x) = x + 2
A. g shifts the graph of f vertically up 2 units
B. g shifts the graph of f vertically down 2 units
C. g shifts the graph of f vertically down 2 units
D. g shifts the graph of f vertically up 2 units
Mathematics