Find the variance of the probability density function to the nearest hundredth.f(x) = 
; [0, 5]
A. 2.08
B. 2.09
C. 1.04
D. 0
Answer: A
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A sprinkler is set in a corner of a rectangular lawn 10 feet by 25 feet. If the maximum distance the sprinkler can reach is ten feet, what percent of the lawn will be watered from this position?
What will be an ideal response?
Find the compound interest earned by the deposit. Round to the nearest cent.$700 at 8% compounded quarterly for 5 years
A. $340.16 B. $772.86 C. $328.53 D. $280.00
Find the area of the triangle. Approximate values to the nearest tenth when appropriate.
A. 200 in.2 B. 820 in.2 C. 260 in.2 D. 410 in.2
Find the distance that the particle travels in the first 3 seconds (from t = 0 to t = 3 ).
A particle is initially at the origin. Its velocity, in meters per second, at any time t , t ? 0 , is given by v (t ) = 2t 2 + 6t .