Determine the least squares regression line

Assignment Help Basic Statistics
Reference no: EM131409301

Prior to being hired, the five salespersons for a computer store were given a standard sales aptitude test. For each individual, the score achieved on the aptitude test and the number of computer systems sold during the first 3 months of their employment are shown here.

1008_Tab 1.jpg

Determine the least-squares regression line and interpret its slope. Estimate, for a new employee who scores 60 on the sales aptitude test, the number of units the new employee will sell in her first 3 months with the company.

Reference no: EM131409301

Questions Cloud

Think about medicines and scientific technology : Why is science important for our health? Think about medicines and scientific technology. What would our world be like without science?
Major groups of microbes : 1. Name the 7 major groups of microbes. Name one organism that belongs to each group. Do they cause diseases? 2. How do the major groups of microbes differ in terms of their cell wall structure? Rank them based on their relative sizes.
Write paper discussing some aspect of serial or mass murder : You are required to write a paper discussing some aspect of a serial or mass murder. You should include an overview of the incident or a brief biography of the serial killer but should concentrate on the "why" behind the behavior
Conduct research on gene variability : Conduct research on gene variability and write a report on the subject highlighting clearly how it is conducted and its importance in reproduction. The write up should not exceed 2000 words.
Determine the least squares regression line : Determine the least-squares regression line and interpret its slope. Estimate, for a new employee who scores 60 on the sales aptitude test, the number of units the new employee will sell in her first 3 months with the company.
Are there different issues with b-two-b and b-two-c : Are there different issues with B2B and B2C? What are the ethical standards, federal laws, and international laws for email marketing? What can be copied online?
Big impacts of pathogens to human society : 1. What are two big impacts of pathogens to human society? 2. Why are infectious diseases still a big concern when the incidence rates have dropped dramatically in the past century?
How will our current politics or policy impact corrections : After reading history of prison in "Latessa" and the historical trends in "Mears" write a short essay for your agency explaining the historical development of prisons and causes mass incarceration that is present in our prison system today
Would a patent or registered trademark be advantageous : Write a paper analyzing the legal issues that would need to be addressed in pursuit of this opportunity. Answer the following questions:What legal protections would be advantageous for the new business to pursue? Why?Would a patent or registered tr..

Reviews

Write a Review

Basic Statistics Questions & Answers

  The student will answer at most 6 questions correctly?

A student is taking a 10 question multiple choice quiz. There are four possible answers to each question. The student decides to guess at random on all 10 questions.

  Create and interpret confidenceinterval-mean of population

Random sample from population of male runners in town or city. Create and interpret the 95% confidence interval for mean, mean of the population from which sample is drawn.

  Events of a nonhomogeneous poisson process

Let T1, T2, ... denote the interarrival times of events of a nonhomogeneous Poisson process having intensity function λ(t).

  Construct a confidence interval for the average rating

In a survey, Fortune rated companies on a 0 to 10 scale. A random sample of 10 firms and their scores is as follows.- Construct a 95% confidence interval for the average rating of a company on Fortune's entire list.

  How often do you have to toss a coin to determine pheads

how often do you have to toss a coin to determine pheads within .1 of its true value with probability at least

  Allocating assets among different investment choices

An issue that faces individuals investing for retirement is allocating assets among different investment choices. A study conducted 10 years ago showed that 65% of investors preferred stocks to real estate as an investment.

  Construct a misleading graph that a college recruiter create

Construct a misleading graph that a college recruiter might create to convince high school students that they should attend college. Construct a graph that does not mislead.

  Sample size for estimating a population proportion

In calculating a required sample size for estimating a population proportion, what would cause the sample size to increase? What would cause it to decrease? How would you explain the relationship between the significance level and the required sam..

  Prepare a 2 slide microsoft powerpoint presentation with

prepare a 2 slide microsoft powerpoint presentation with speaker notes how to use a z-test to test the null hypothesis

  Thus the population of production times is normal in shape

suppose a manufacturing company makes a certain item. the time to produce each item is normally distributed around a

  Standard deviation-standard error of the mean

What is the difference between the standard deviation, standard error of the mean, and standard error of the estimate? Discuss and offer examples.

  Importance to a person selecting a retirement plan

What other summaries of the mutual fund's rate of return are of importance to a person selecting a retirement plan?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd