Mathematics, 02.08.2019 19:20 la200564
Arandom sample of 1562 undergraduates enrolled in a marketing course was asked to respond on a scale from one (strongly disagree) to seven (strongly agree) with the proposition: “advertising raise our standard of living.” the sample mean response was 4.27, and the sample standard deviation was 1.32. test the null hypothesis that the population mean is 4, against the alternative hypothesis that it is not 4. use a 1% level of significance. the test statistic and its sampling distribution are .
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Mathematics, 21.06.2019 17:50
Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00
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Mathematics, 21.06.2019 23:00
The coordinate grid shows a pentagon. the pentagon is translated 3 units to the right and 5 units up to create a new pentagon. what is the rule for the location of the new pentagon?
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Mathematics, 22.06.2019 00:30
Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15
Answers: 2
Mathematics, 22.06.2019 01:30
Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.
Answers: 1
Arandom sample of 1562 undergraduates enrolled in a marketing course was asked to respond on a scale...
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