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Talk to an Expert| Category | Assignment | Subject | Business |
|---|---|---|---|
| University | Monash University | Module Title | ETW1001 Introduction to Statistical Analysis |
Summary output should be shown. [2.5 marks]
Students should attempt data visualization which should be labelled correctly. [2.5 marks]
Numerical summary: discussion and summary statistics and relevant workings should be shown. [10 marks]
i)
Four separate SLR:
There should be four (4) data visualisations and ensure a brief explanation of each plot.
[Summary output and SLR equation should be shown]
[12 marks]
i) Estimate a multiple regression for the number of men died from lung cancer in 2015 against a constant,
M_smoke2015i, M_smoke2000i, GDPPC2015iM\_smoke2015_i,\; M\_smoke2000_i,\; GDPPC2015_iM_smoke2015i,M_smoke2000i,GDPPC2015i
and
cigpriceicigprice_icigpricei
[Summary Statistics based on Excel and SLR equation should be shown clearly]
[3 marks]
ii) Interpret the goodness of fit of the regression in Question Part C(i).
Need support with appropriate values.
[2 marks]
iii) Compare the SLR and the MLR.
Which model is the best?
Clearly state the model selection criteria you have used.
[3 marks]
iv) Interpret the intercept (Beta nought) of the MLR in Part C(i) and comment on its sensibility.
(Does it meaningful, state with reason.)
[2 marks]
v) Interpret each coefficient of the independent variables from the multiple regression in Part C(i).
[8 marks]
vi) Use the confidence interval approach.
Working and conclusion should be shown appropriately.
[3 marks]
vii) Use the critical value approach.
Working and conclusion should be shown appropriately.
[4 marks]
viii) Use the p-value approach.
Working and conclusion should be shown appropriately.
[3 marks]
ix) Predict the number of men died from lung cancer in 2015 by choosing any country from the dataset for
M_smoke2015i, M_smoke2000i, GDPPC2015iM\_smoke2015_i,\; M\_smoke2000_i,\; GDPPC2015_iM_smoke2015i,M_smoke2000i,GDPPC2015i
and
cigpriceicigprice_icigpricei
A snapshot of the selected country and your Excel workings must be provided.
[2 marks]
x) Predict the number of men died from lung cancer in 2015 by choosing the mean values from the dataset for
M_smoke2015i, M_smoke2000i, GDPPC2015iM\_smoke2015_i,\; M\_smoke2000_i,\; GDPPC2015_iM_smoke2015i,M_smoke2000i,GDPPC2015i
and
cigpriceicigprice_icigpricei
A snapshot of mean values and your Excel workings must be provided.
[2 marks]
Write a report on the number of men who died from lung cancer per 100,000 male population in 2015.
Your report must include the following sections:
The report should incorporate both descriptive and inferential statistics.
You are not required to show the workings completed in Parts B and C.
The report should be approximately 1 to 1.5 pages in length and must use the values from Parts A, B and C.
[10 marks]
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