Mathematics, 31.12.2019 01:31, shahedalahmad2017
Professor wonders whether a student's homework average (x) could be used to predict their final grade in the course (y) . she calculates a least-squares regression line, based on data from randomly selected students, and gets y=21.839+0.724x. use this information to answer the following questions.
which is the dependent variable, and why?
based on the material taught in this course, which of the following is the most appropriate alternative hypothesis to use for resolving this question?
μ1≠μ2
μd≠0
β1≠0
p1≠p2
at least one of the means is different from at least one of the others.
a student's final course grade is not independent of their homework average.
a student's final course grade is independent of their homework average.
Answers: 1
Mathematics, 21.06.2019 20:00, trevorhenyan51
Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.
Answers: 1
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