Mathematics, 05.05.2021 22:40, bettybales1986
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If fire fighters response time to an emergency call is normally distributed with a mean of 9 minutes and a standard deviation of 2 minutes. Determine the percent of emergency calls with a firefighter response time:
(a) Between 7 and 11 minutes (b) Less than 12.2 mins (c) At least 7.8 minutes
Answers: 3
Mathematics, 21.06.2019 12:30, johnandashley5p65r4a
Which shows one way to determine the factors of x3 + 5x2 – 6x – 30 by grouping? x(x2 – 5) + 6(x2 – 5)x(x2 + 5) – 6(x2 + 5)x2(x – 5) + 6(x – 5)x2(x + 5) – 6(x + 5)
Answers: 3
Mathematics, 21.06.2019 22:00, jerrygentry3411
The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²
Answers: 2
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