What is the mean and standard deviation for variable

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Reference no: EM13735048

Question 1: Prior to the 2008 presidential election, the results of a cookie poll were:

Obama	6477	68%
McCain	3090	32%

Question 2: What is the mean and standard deviation for variable D in HouseholdData.xls/sheet 2?

Does the mean and standard deviation variable D in HouseholdData.xls/sheet 2 (the sample) differ significantly from the mean and

standard deviation for variable B in HouseholdData.xls/sheet 1 (the population)?

Question 3: What is the income distribution for variable I in HouseholdData.xls/sheet 2?

Does the income distribution for variable I in HouseholdData.xls/sheet 2 (the sample) differ significantly from the income distribution for

variable I in HouseholdData.xls/sheet 1 (the population)?

Question 4: Using the data from HouseholdData.xls/sheet 1, what is the degree of association between the criterion variable weekly food expenditure of each household (variable B) and the annual income of each household (variable D)?

Question 5: Using the data from HouseholdData.xls/sheet 1, what is the degree of association between the criterion variable weekly food expenditure of each household (variable B) and the annual income of each household (variable I)?

Question 6: Does coding make a difference; that is, is the degree of association the same when the data is coded versus when it is not coded?

Question 7: Using the data from HouseholdData.xls/sheet 1, what is the weekly food expenditure of each household (variable B) among households with income less than $4,000, between $4,000 and $8,000, and over $8,000?

Attachment:- household data.xls

Reference no: EM13735048

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