Mathematics, 09.04.2020 01:28 robert7248
The correlation coefficient that models the relationship between the amount of time Jason spends working out and the amount of weight he loses is −0.9547. What is the correct interpretation of this number?
A) The correlation coefficient is close to 0. There is a weak positive correlation between the amount of time spent working out and the amount of weight lost.
B) The correlation coefficient is close to -1. There is a weak negative correlation between the amount of time spent working out and the amount of weight lost.
C) The correlation coefficient is close to -1. The correlation between the amount of time spent working out and the amount of weight lost cannot be determined.
D) The correlation coefficient is close to -1. There is a strong negative correlation between the amount of time spent working out and the amount of weight lost.
Eliminate
Answers: 2
Mathematics, 21.06.2019 22:00
Students at a high school were asked about their favorite outdoor activity. the results are shown in the two-way frequency table below. fishing camping canoeing skiing total boys 36 44 13 25 118 girls 34 37 22 20 113 total 70 81 35 45 231 select all the statements that are true based on the given table. more girls chose camping as their favorite outdoor activity than boys. more girls chose canoeing as their favorite outdoor activity than those who chose skiing. more boys chose skiing as their favorite outdoor activity than girls. there were more boys surveyed than girls. twice as many students chose canoeing as their favorite outdoor activity than those who chose fishing. more students chose camping as their favorite outdoor activity than the combined number of students who chose canoeing or skiing.
Answers: 1
Mathematics, 21.06.2019 22:30
Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y
Answers: 2
The correlation coefficient that models the relationship between the amount of time Jason spends wor...
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