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Regression analysis Times the people went to the supermarket in the past month and how much was the approximate expense. Person Times they went to

Regression analysis

Times the people went to the supermarket in the past month and how much was the approximate expense.

Person

Times they went to the supermarket

Approximate spending in the last month

1

2

$259

2

1

$115

3

2

$160

4

3

$340

5

1

$300

6

2

$396

7

2

$410

8

1

$203

9

2

$276

10

1

$123

answer the following:

  1. Make the scatter plot.
  2. Determine the regression line with the survey data.
  3. Determine the Pearson correlation coefficient.
  4. Determine the coefficient of determination.
  5. Present the graph of the regression line.
  6. Indicate whether or not the regression line is useful

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