Mathematics, 21.04.2020 04:51 kgflol5692
Concert marketing: The college’s performing arts center wanted to investigate why ticket sales for the upcoming season significantly decreased from last year’s sales. The marketing staff collected data from a survey of community residents. Out of the 110 people surveyed, only 7 received the concert brochure in the mail. Which of the following is a reason that the marketing staff should not calculate a confidence interval for the proportion of all community residents who received the concert brochure by mail? Check all that apply. Group of answer choices The sample needs to be random, but we don’t know if it is. The actual count of community residents who received the concert brochure by mail is too small. The actual count of students who community residents who didn’t receive the concert brochure by mail is too small. n(p‐hat) is not greater than 10. n(1 minus p‐hat) is not greater than 10.
Answers: 3
Mathematics, 21.06.2019 22:00
Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?
Answers: 1
Mathematics, 21.06.2019 22:00
Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.
Answers: 2
Mathematics, 22.06.2019 00:10
Of of at a : $6, $8, $7, $6, $5, $7, $5, $7, $6, $28, $30 is?ato .ato .ato .ato .
Answers: 3
Concert marketing: The college’s performing arts center wanted to investigate why ticket sales for t...
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