Scatterplots & Trend Lines

Front

What is the type of association? Options: Negative, no association, positive

Back

no association

Front

What is the correlation between length of running start and distance of jump? Options: positive:  the further you run the further you jump, negative: the less you run the less distance of your jump, positive: the further your running start the less your distance

Back

positive:  the further you run the further you jump

Front

Which line represents the line of best fit for the scatter plot? Options: A, B, C, D

Back

C

Front

Select the statement that best describes the line. Options: The line is the line of best fit., The line is NOT a line of best fit because it does not pass through two points., The line is NOT a line of best fit because it does not go through the middle of the data set., The line is NOT a line of best fit because it does not go through the origin.

Back

The line is NOT a line of best fit because it does not go through the middle of the data set.

Front

The amount of time spent working compared to the amount of money earned

Back

positive correlation

Front

Which line appears to fit the data better? Options: line A, line B

Back

line B

Front

Which scatterplot shows a negative relationship?

Back

Front

Which shows a line of best fit?

Back

Front

If m = 8/5 and b = -8/5, what is the equation of the trend line in y= mx + b?

Back

y = 8/5 x - 8/5

Front

If m = -3/4 and b = 9, what is the equation of the trend line in y= mx + b?

Back

y = -3/4 x + 9