Mathematics, 19.01.2021 21:30 peytondavis2424
The amount of time the university professors devote
to their jobs per week is normally distributed with a
mean of 52 hours and a standard deviation of 6 hours.
a. What is the probability that a professor works for
more than 60 hours per week?
b. Find the probability that the mean amount of
work per week for three randomly selected professors is more than 60 hours.
c. Find the probability that if three professors are
randomly selected all three work for more than
60 hours per week
Answers: 3
Mathematics, 21.06.2019 20:30
Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.
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Let x = a + bi and y = c + di and z = f + gi. which statements are true?
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Use the irregular polygon below. show all work. a. find the perimeter. b. find the area. the angles of the irregular polygon is 2, 8, 8, and 4.
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Which number produces an irrational number multiplied by 1/3
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The amount of time the university professors devote
to their jobs per week is normally distributed...
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