This question is based upon the figure shown below

The mean of the above sample is ______________.

______________ regions are regions that are necessary to make business decisions on a data curve.

A ______________ presents data from two sets of observations or variables.

In the simple linear regression model, the intercept is the ______________.

Correlation analysis provides information about the relationship between two variables EXCEPT:

To study the effectiveness of a new car oil on engines, two sets of cars are split into ______________ and ______________ groups.

______________is a method used frequently in choosing samples from populations that differ in ethnic and socioeconomic status.

Which provide information about the distribution of the data around the mean?

Regression analysis is used to predict the value of the _________ value from the __________ value.

To construct a scatterplot, you need at least __________ variables to plot.

In the linear regression equation, the slope (b1) is the estimated change of _________________