Consider the Following to Answer the Question(s) Below

question 31

Essay

Consider the following to answer the question(s) below:
A sales manager was interested in determining if there is a relationship between college GPA and sales performance among salespeople hired within the last year. A sample of recently hired salespeople was selected and the number of units each sold last month was recorded. Relevant data appear in the table below.
Below are the scatterplot, regression results, and residual plots for these data.
-Write the null and alternative hypothesis.

---

Definitions:

Consumer Price Index

A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food, and medical care, used to monitor inflation.

Consumer Price Index

A benchmark that evaluates the mean change through time in the outlay by urban consumers for a chosen collection of consumer items and services.

Standard of Living

The level of wealth, comfort, material goods, and necessities available to a person or community.

Inflation Rate

The progression speed at which the cost of general goods and services increases, diminishing buying power over time.