In March, Maggie collected the daily sales of ice-cream in Montreal (Y) and the outdoor temperature for each day (X). Sh

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In March Maggie Collected The Daily Sales Of Ice Cream In Montreal Y And The Outdoor Temperature For Each Day X Sh 1 (65.7 KiB) Viewed 36 times

In March, Maggie collected the daily sales of ice-cream in Montreal (Y) and the outdoor temperature for each day (X). She computed the sample correlation coefficient between X and Y to be 0.1, and used the data to build a simple linear regression model Y = b + cX. Which of the following statements is true? O c in the linear regression mode Y = b + cx is positive O All of the other answers are true O The related coefficient of determination is 0.1 O 90% of the variation of the ice-cream sales is due to the variance of the sales itself. O Only 10% of the variation of the ice-cream sales is explained by different outdoor temperatures.