The scatter plot shows the number of hours worked and money spent on entertainment by each of 21 students. Also shown is the line of best fit for the data.
Fill in the blanks below.
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(a)For these 21 students, as the number of hours increases, the amount of money spent tends to
(b)For these 21 students, there is correlation between the number of hours worked and the amount of money spent.
(c)Using the line of best fit, we would predict that a student working 8 hours would spend approximately
(a) For these 21 students, as the number of hours increases, the amount of money spent tends to increase.
(b) For these 21 students, there is a positive correlation between the number of hours worked and the amount of money spent.
(c) Using the line of best fit, we would predict that a student working 8 hours would spend approximately $30.