Purchase Solution

Linear Regression

Not what you're looking for?

Ask Custom Question

Solve the problems. Show all steps.

1. Using the data from 1996-1998, the annual number of cars sold at a certain dealership can be modeled by the formula
Y=3x +2
Where y is the number of cars, in thousands, sold x years after 1996. According to this formula, in which years will the number of cars sold exceed 29 thousand?

2. An accountant receives a salary of $259,775 per year, he plans to spend $95,000 on his mortgage, $52,000 on food, $33,000 on clothing, 46,000 on household expenses, and 25,000 on other expenses,with the money that is left, he expects to buy as many shares of stock at $225 per share as possible. How many shares will he be able to buy?

3. A certain internet provider charges $16.95 for 150 hours of online usage per month and $0.95 for each additional hour. If Marc was on line for 200 hours last month what was his bill for that month?

Purchase this Solution

Solution Summary

This solution provides assistance with the linear regression word problems.

Solution Preview

1. Using the data from 1996-1998, the annual number of cars sold at a certain dealership can be modeled by the formula:
Y=3x +2
Where y is the number of cars, in thousands, sold x years after 1996. According to this formula, in which years will the ...

Solution provided by:
Education
  • BE, Bangalore University, India
  • MS, University of Wisconsin-Madison
Recent Feedback
  • "Your explanation to the answers were very helpful."
  • "What does 1 and 0 means in the repair column?"
  • "Went through all of the formulas, excellent work! This really helped me!"
  • "try others as well please"
  • "Thank you, this helped a lot. I was not sure how to plug in those numbers to a formula. This was a great help. Now I have to figure out how to explain cost of capital is used in net present value analysis, and how cost of capital is used in net present value analysis. This stuff gets confusing."
Purchase this Solution


Free BrainMass Quizzes
Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.