need help, Basic Statistics

Assignment Help:
PART 1
Shown below are the sales revenue and advertising cost data for seven
companies published by International Advertising Age.
COMPANY ADVERTISING ($ MILLIONS) SALES ($ BILLIONS)
Wal-Mart 1,073 351.1
Ford Motor 2,577 160.1
Airbus 4,898 68.2
Reuters Group 2,822 93.2
ATT 3,345 63.1
Fujifilm 829 91.7
Toyota 3,296 207.3
Use the above data to develop a regression line to predict the amount of advertising by
sales. Compute the ‘r2’ from the regression output.
Discuss, in at least 150 words, regression models and identify their relative strengths
and weaknesses.

Related Discussions:- need help

Test of hypothesis, A toothpaste company wants to know if its new products ...

A toothpaste company wants to know if its new products increases the length of time in between dentists visits for its uses. The company sets a target of 180 days to determine if i

Average Speed in Various Cases, Define Average Speed in Various Cases (a) ...

Define Average Speed in Various Cases (a) Particles covering different distances in different times say a particle covers s1 distance in time t1 ,s2 in time t2, s3 in time t3 and

Spatial working memory , Preamble For the assignment you have been give...

Preamble For the assignment you have been given brief background details of a research project and you are required to produce a portfolio of short reports. Portfolios are to b

Bond calculation, Calculate the original price of the bond. Bonds were issu...

Calculate the original price of the bond. Bonds were issued at $200,000 of x% ten-year term bond at an effective annual interest rate (market rate) of x%. The bonds pay interest se

Isotopes, Isotopes Elements having same atomic number Z, but different A ...

Isotopes Elements having same atomic number Z, but different A mass number for example 126C, 146C and 11H 21H, 31H are isotopes of carbon and hydrogen.

T distribution, t distribution has proportionately smaller areas in its tai...

t distribution has proportionately smaller areas in its tail than normal distribution. is it true?

#introduction to statistics, #A________variable is a variable whose values ...

#A________variable is a variable whose values are countable.

Projectile, two object are on the same level we release the first one verti...

two object are on the same level we release the first one vertically and the other one with an initial velocity which object will land first?

Reply plz, order tomatoes in crates of 25 kg and he is able to stock a maxi...

order tomatoes in crates of 25 kg and he is able to stock a maximum of four crates or 100 kg of tomatoes. His experience taught him that the daily demand ranges from 0 to100 kg of

Write Your Message!

Captcha
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