Mathematics, 30.03.2020 23:25 Valrom
A teacher collected information from a class of 25 students about the time, in hours, they spent studying the previous week and the time, in hours, they spent on the Internet the previous week. The value of the correlation coefficient between hours spent studying and hours spent on the Internet was β0.72. If the teacher changes the units of each variable from hours to minutes, what will be the value of the correlation coefficient between minutes studying and minutes spent on the Internet?
Answers: 3
Mathematics, 21.06.2019 17:30
Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling
Answers: 2
Mathematics, 21.06.2019 21:30
Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?
Answers: 1
Mathematics, 22.06.2019 01:20
Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site
Answers: 1
Mathematics, 22.06.2019 01:50
Anew movie is released each year for 14 years to go along with a popular book series. each movie is 2 minutes longer than the last to go along with a plot twist. the first movie is 70 minutes long. use an arithmetic series formula to determine the total length of all 14 movies
Answers: 3
A teacher collected information from a class of 25 students about the time, in hours, they spent stu...
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