The following code is an example of what kind of loop? int testScore = 0;while(testScore != -1){    scanf(“%i”,&testScore);}

If we have a data frame named data_frame, what will the following code return? nrow(“data_frame”)

What does the dplyr filter function take as an input?

Histograms and bar plots are always interchangeable graphs and is up to user aesthetic preference.

What function do we use to add a linear regression to our scatter plot?

Is the following code valid (will it not throw an error)? You can assume the class variable is a character data type aka categorical.

Match the following code to the graphs:

When plotting a scatter plot, which component is typically used for the dependent variable?

Which code chunk would create this plot?

We are conducting a study to see if weather temperature affects ice cream sales revenue ($). Which variable is the independent variable?