Linear Regression

Front

Predict the number of chapters in a book with 180 pages using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

18 chapters

Front

If Joe worked 30 hours, how much is he expected to earn? Options: $600, $200, $1000, $800

Back

$600

Front

Predict resting heart rate after 6 hours of exercise a week.

Back

55

Front

About how many male math teachers were there in 2006? Options: 15, 30, 35, 45

Back

35

Front

Based on the scatterplot, predict the number of hours one of Phil's friends spends sleeping when the friend spends 1 hour playing video games.

Back

9 hours

Front

Based on the scatterplot, predict the speed of sound when the air temperature is 50 degrees C.

Back

360 m/s

Front

Based on the scatterplot, predict the average amount of money spent on groceries for a household with 7 people.

Back

$240

Front

Based on the scatterplot, predict the average number of hours a person spends at work every week if they spend an average of 10 hours on recreational activities each week.

Back

65 h

Front

Linear regression equation for given data points (round to nearest tenth).

Back

Front

Cost of each TV if Gold's Gym buys 30 TVs?

Back

400