Mathematics, 10.03.2021 20:40 aubriebv2020
A statistics student wants to survey a high school of 910 students concerning support for increasing the number of student parking spots. The student randomly selects 90 students, and finds that 63 support increasing the number of student parking spots. Assuming the conditions for inference have been met, what is the 95% confidence interval for the true proportion of students who would support the increase in the number of parking spots? 0.30 plus-or-minus 1.65 StartRoot StartFraction 0.30 (1 minus 0.30) Over 90 EndFraction EndRoot 0.70 plus-or-minus 1.65 StartRoot StartFraction 0.70 (1 minus 0.70) Over 910 EndFraction EndRoot 0.30 plus-or-minus 1.96 StartRoot StartFraction 0.30 (1 minus 0.30) Over 910 EndFraction EndRoot 0.70 plus-or-minus 1.96 StartRoot StartFraction 0.70 (1 minus 0.70) Over 90 EndFraction EndRoot
Answers: 2
Mathematics, 21.06.2019 15:30
On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21
Answers: 1
Mathematics, 21.06.2019 18:00
Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.
Answers: 1
Mathematics, 21.06.2019 19:20
Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1
Answers: 1
A statistics student wants to survey a high school of 910 students concerning support for increasing...
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