Line of Best Fit

Front

What is a line of best fit used for?

Back

To make predictions

Front

What kind of trend is shown from this scatterplot?

Back

positive correlation

Front

What is the line of best fit? Options: f(x)= 5x+1.82, cannot be determined, f(x)= 1.82x + 5.02, f(x)= 1.1x + 4.2

Back

f(x)= 1.82x + 5.02

Front

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

Back

no correlation

Front

What type of association does this graph have? Options: positive, negative, none, all of the above

Back

negative

Front

What type of association does this graph have? Options: positive, negative, none, all of the above

Back

positive

Front

What type of association does this graph show?

Back

none

Front

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

Back

35

Front

Which scatter plot shows a linear relationship between x and y? Options: Graph A, Graph B, Graph C, Graph D

Back

Graph C

Front

Which sentence describes the relationship shown on this scatter plot? Options: As the temperature decreases, the visitors increase. , As the temperature increases, the number of visitors increases. , As the visitors increase, the temperature decreases. , No correlation

Back

As the temperature increases, the number of visitors increases.