An automobile company is running a new television commercial in five cities with approximately the same population. The following table shows the number of times the commercial is run on TV in each city and the number of car sales (in hundreds). Find the Pearson correlation coefficient rfor the data given in the table. Round any intermediate calculations to no less than six decimal places, and round your final answer to three decimal places. Number of TV commercials, I 57 12 16 17 Car sales, y(in hundreds) 326 7 9 Answer E Keypad
An automobile company is running a new television commercial in five cities with approximately the same population. The following table shows the number of times the commercial is run on TV in each city and the number of car sales (in hundreds). Find the Pearson correlation coefficient rfor the data given in the table. Round any intermediate calculations to no less than six decimal places, and round your final answer to three decimal places. Number of TV commercials, I 57 12 16 17 Car sales, y(in hundreds) 326 7 9 Answer E Keypad
An automobile company is running a new television commercial in five cities with approximately the same population. The following table shows the number of times the commercial is run on TV in each city and the number of car sales (in hundreds). Find the Pearson correlation coefficient rfor the data given in the table. Round any intermediate calculations to no less than six decimal places, and round your final answer to three decimal places. Number of TV commercials, I 57 12 16 17 Car sales, y(in hundreds) 326 7 9 Answer E Keypad
An automobile company is running a new television commercial in five cities with approximately the same population. The following table shows the number of times the commercial is run on TV in each city and the number of car sales (in hundreds). Find the Pearson correlation coefficient r for the data given in the table. Round any intermediate calculations to no less than six decimal places, and round your final answer to three decimal places.
Number of TV commercials, x
5
7
12
16
17
Car sales, y (in hundreds)
3
2
6
7
9
Transcribed Image Text:An automobile company is running a new television commercial in five cities with approximately the same population. The following table shows the number of times
the commercial is run on TV in each city and the number of car sales (in hundreds). Find the Pearson correlation coefficient rfor the data given in the table. Round any
intermediate calculations to no less than six decimal places, and round your final answer to three decimal places.
Number of TV commercials, x
57 12 16 17
Car sales, y(in hundreds)
32 6
7
9
Answer
E Keypad
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Definition Definition Statistical measure used to assess the strength and direction of relationships between two variables. Correlation coefficients range between -1 and 1. A coefficient value of 0 indicates that there is no relationship between the variables, whereas a -1 or 1 indicates that there is a perfect negative or positive correlation.
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