subject
Mathematics, 19.02.2020 02:46 zayt

Be my Valentine: The following frequency distribution presents the amounts, in dollars, spent for Valentine's Day gifts in a survey of 120 U. S. adults in a recent year. Approximate the mean amount spent on Valentine's Day gifts to two decimal places. Amount Frequency0-19.99 16 20.00-39.99 1340.00-59.99 21 60.00-79.99 19 80.00-99.99 12 100.00-119.99 10 120.00-139.99 7140.00-159.99 8160.00-179.99 7180,00-199.99 1200.00-219.99 3220.00-239.99 2240.00-259.99 1

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 15:10
Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.
Answers: 1
question
Mathematics, 21.06.2019 18:00
What is the missing step in this proof ?
Answers: 1
question
Mathematics, 21.06.2019 19:00
Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1
Answers: 2
question
Mathematics, 22.06.2019 00:30
Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _
Answers: 3
You know the right answer?
Be my Valentine: The following frequency distribution presents the amounts, in dollars, spent for Va...
Questions
question
History, 17.02.2021 23:50
question
Mathematics, 17.02.2021 23:50
question
Mathematics, 17.02.2021 23:50
Questions on the website: 13722360