ANA$620$ Continuous Data Methods, Appl

Background

This homework will involve the

Cars Data Set

$.$ Please submit responses to the following questions, including plots and analysis, using the editing program of yourchoice, including $.$doc, $.$pdf$,$ Juypter Notebook, etc.

Instructions

$1.$

Generate a scatter plot matrix of the following continuous variables: MSRP$,$ Invoice, Horsepower, MPG Highway, and MPG City. Briefly explain therelationships that you see among the following variables. $(20$ points$)$

$2.$

Use t$-$tests to accept or reject the statements listed below. State conclusions using the terminology of hypothesis testing: $(40$ pts$)$

There is no difference in mileage between 'Front' drive and All$-$wheel drive.

There is no difference in engine size between vehicles from the USA versus vehilces from Asia.

There is no difference in the cost $($MSRP or Invoice$)$ between Wagon and Sedan vehicles.

There is no difference in cost $($MSRP or Invoice$)$ between vehicles from the USA versus vehicles from Europe.