Use the 68-95-99.7 rule to solve the problem.The annual precipitation for one city is normally distributed with a mean of 25.8 inches and a standard deviation of 2.9 inches. Fill in the blanks.In 99.7% of the years, the precipitation in this city is between ___ and ___ inches.
A. 17.1, 34.5
B. 20, 31.6
C. 20, 25.8
D. 25.8, 34.5
Answer: A
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The triangles shown in the illustration are congruent. The sides of the triangles are 
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Answer the following statement true (T) or false (F)
Solve.On an architect's blueprint, 1 inch corresponds to 9 feet. If an exterior wall is 
long, find how long the blueprint measurement should be. Write answer as a mixed number if necessary.
A. 48 inches
B. 5
inches
C. 1
inches
D. 36 inches
Solve the problem.Suppose that P(A) = 0.22 and P(B) = 0.36, find P(A ? B) if A and B are mutually exclusive.
A. 0 B. 0.5008 C. 0.0792 D. 0.58
State whether the function is linear or quadratic.f(x) = 9x - 3
A. Linear B. Quadratic