Unit 9 & 10: Scatter Plots & Interest Review

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two variables by displaying data points on a two-dimensional axis.

Front

What does a positive association in a scatter plot indicate?

Back

A positive association indicates that as one variable increases, the other variable also tends to increase.

Front

What does a negative association in a scatter plot indicate?

Back

A negative association indicates that as one variable increases, the other variable tends to decrease.

Front

What does 'no association' mean in the context of scatter plots?

Back

'No association' means that there is no discernible relationship between the two variables being plotted.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is the formula for simple interest?

Back

The formula for simple interest is I = P * r * t, where I is interest, P is principal, r is rate (as a decimal), and t is time.

Front

If a debate team practices for 1 hour and wins 6 debates, what is the expected win rate per hour?

Back

The expected win rate is 6 debates per hour.

Front

What is the best prediction of the speed of sound at 50 degrees C based on a scatter plot?

Back

358 m/s.

Front

How do you express 3.25% as a decimal?

Back

.0325.

Front

What is the first step in using a percentage in a formula?

Back

Convert the percentage to a decimal.