Mathematics, 18.11.2020 17:40 montgomeryaevans
A newsletter publisher believes that 21 % of their readers own a Rolls Royce. A testing firm believes this is inaccurate and performs a test to dispute the publisher's claim. After performing a test at the 0.10 level of significance, the testing firm decides to reject the null hypothesis. What is the conclusion regarding the publisher's claim? There is sufficient evidence at the 0.10 level of significance that the percentage is not 21 %. There is not sufficient evidence at the 0.10 level of significance that the percentage is not 21 % .
Answers: 2
Mathematics, 21.06.2019 15:30
According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities
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Mathematics, 21.06.2019 16:00
What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9
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Mathematics, 21.06.2019 22:30
Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer
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A newsletter publisher believes that 21 % of their readers own a Rolls Royce. A testing firm believe...
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