Mathematics, 25.03.2020 20:05 izzyp619
As part of a national sleep survey, a random sample of adults was selected and surveyed about their physical activity and the number of hours they sleep each night. Of the 183 adults who exercised regularly (exercisers), 59 percent reported sleeping at least seven hours at night. Of the 88 adults who did not exercise regularly (non-exercisers), 52 percent reported sleeping at least seven hours at night. Which of the following is the most appropriate standard error for a conference interval for the difference in proportions of adults who sleep at least seven hours at night among exercisers and non-exercisers? (A) (0.59)041(0.52(0.48) (0.59) (0.41)+(0.52)00.48) 183+88 183 1+1 (c), (0.57) (0.43)(223B (D)v1(0.5)(0.5) 183+ 183 88 183 88
Answers: 3
Mathematics, 21.06.2019 17:00, TheRunningPotatoe245
Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false
Answers: 2
Mathematics, 21.06.2019 18:30, Greekfreak
To determine the number of deer in a forest a forest ranger tags 280 and releases them back
Answers: 3
Mathematics, 21.06.2019 21:30, lainnn974
Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)
Answers: 3
As part of a national sleep survey, a random sample of adults was selected and surveyed about their...
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