Mathematics, 14.03.2020 02:45 lizzy2951
In a recent year, about two-thirds of U. S. households purchased ground coffee. Consider the annual ground coffee expenditures for households purchasing ground coffee, assuming that these expenditures are approximately distributed as normal random variable with a mean of $45.16 and a standard deviation of $10.00. a) What proportion of the households spent between $31.00 and $48.00 b) 72.91% of the households spent less than what amount?
Answers: 2
Mathematics, 21.06.2019 14:00
△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .
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Mathematics, 21.06.2019 17:30
Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16
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Mathematics, 21.06.2019 22:30
Factor the polynomial by its greatest common monomial factor.
Answers: 1
In a recent year, about two-thirds of U. S. households purchased ground coffee. Consider the annual...
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