Mathematics, 15.04.2020 17:31 biancabell3
A random sample of 12 second-year university students enrolled in a business statistics course wasdrawn. At the course's completion, each student was asked how many hours he or she spent doinghomework in statistics. The data are listed here. It is known that the population standard deviation is ? = 8.0. The instructor has recommended that students devote 3 hours per week for the duration ofthe 12-week semester, for a total of 36 hours. Test to determine whether there is evidence that the average student spent less than the recommended amount of time. Use a 5% significance level.31 40 26 30 36 38 29 40 38 30 35 381. what are the hypotheses?2. what is the rejection region?3. what is the test statistic?4. what is the p-value?5. the conclusion of the hypothesis testing is:
Answers: 2
Mathematics, 20.06.2019 18:04
Approximately how many more job openings are expected for security guards than pharmacy technicians? a. 2,000 b. 11,100 c. 21,000 d. 32,000
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Mathematics, 21.06.2019 18:00
Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126
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Mathematics, 21.06.2019 20:30
What is always true when two whole numbers are subtracted?
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Mathematics, 21.06.2019 23:40
Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?
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A random sample of 12 second-year university students enrolled in a business statistics course wasdr...
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