Mathematics, 31.07.2019 18:40 julietmusyoki5
Aresearcher is trying to find out if there is a correlation between the u. s. economy and the number of hours spent on social media. the researcher determines that the correlation coefficient is r = 1.26. what does this value mean? a) the researcher made an error because −1 ≤ r ≤ 1. b) when the u. s. economy is good, people spend more time on social media. c) when the u. s. economy is poor, people spend more time on social media. d) when the u. s. economy is good, people spend less time on social media.
Answers: 1
Mathematics, 21.06.2019 16:40
The graph of which equation includes the points (0, 10) and (10, 11)? y = 10x + 11 y = x + 10 y= 1/10x + 10 y = 1/10x + 11
Answers: 1
Mathematics, 21.06.2019 19:40
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол
Answers: 1
Mathematics, 21.06.2019 23:20
Question 4 of 102 pointsjuliana had $96, which is eight times as much money as al had. how mucmoney did al have? select the correct solution method below, representingals money with x.
Answers: 2
Aresearcher is trying to find out if there is a correlation between the u. s. economy and the number...
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