Linearity, Basic Statistics

Assignment Help:

The weight in Kg for each person was matched to their intake of fat per day in Grams.  9 people were selected with the following results.

Weight (Xi)         Fat (Yi)

45                           4.5

54                           5.5

62                           6.0

75                           7.0

83                           8.5

92                           9.5

98                           10

110                         11

124                         12

YOU are the 10th observation.  Record your weight to the closest Kg as the X value and estimate your fat intake as 10% of this value.  I.E. if you weigh 76.2 Kg you would use 76 with a fat intake of 7.6 Grams.

Required:  (Show supporting computations and explain your decisions)

a. Is it reasonable to assume linearity?

b.  What is the estimated blue line?

c.  Is the model significant?

d. Is the independent variable significant?

e. Predict with 95% confidence, the fat, intake of a person weighing 100 Kg?

f. Discuss the required conditions.


Related Discussions:- Linearity

Magnet, Why Magnet show north south pole

Why Magnet show north south pole

Margin of error, The poll interviewed 1500 persons rather than 1060, for 95...

The poll interviewed 1500 persons rather than 1060, for 95% confidence.

Calculate the expected ratio, 1. Cross BBGG X bbgg. Assume B and G are l...

1. Cross BBGG X bbgg. Assume B and G are linked together on an autosome. Show F2 and give expected results. 2. Cross BBGG x bbgg. Assume B and G are not linked. Show F2 an

Calculate the monopoly profits and probability , Each firm in a competitive...

Each firm in a competitive research industry can undertake one project at a constant cost, f = $960 to try and develop a certain new product. The inverse demand curve for the new

Compute the data using both Megastats and Excel Data, AA major razor blade ...

AA major razor blade manufacturer advertises that its twin-blade disposable razor “gets you lots more shaves” than any single-blade disposable razor on the market. A rival company

F2 test x, What is F2 Test,  X, Y Arithmetic Means  The above method of fi...

What is F2 Test,  X, Y Arithmetic Means  The above method of finding out regression equation is tedious. The calculations can very much be simplified if instead of dealing with th

Time series, what are the importances of time series

what are the importances of time series

Driver''s test, what are commonly missed driver''s test questions?

what are commonly missed driver''s test questions?

Cost of preference sharea, A company wishes to issue new preference shares;...

A company wishes to issue new preference shares; the company will incur flotation cost of 2% per share. the market value of this shares is $90 per share & a nominal value of $100 p

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