Evaluate the relative merits of two control strategies

Assignment Help Applied Statistics

Reference no: EM132117256

Assignment -

For each of the prompts below, report the appropriate degrees of freedom, t statistic, p-value and plot using the statistical software platform of your choice (R/STATA)

1) A sample of 12 men and 14 women have been evaluated on their ability to perform a statistical test.

The marks are as follows:

Men	Women
75	80
72	76
68	74
66	70
65	68
65	68
60	66
58	65
50	62
48	58
42	56
40	43
	40
	39

Is there sufficient evidence that the 2.71% higher mean score is for women is statistically significant?

Insert a side-by-side boxplot visualizing the distribution of scores for men and women:

T-statistic: _______

Degrees of freedom: ________

P value: __________________

Interpret the results and their meaning in your own words.

2) To evaluate the relative merits of two control strategies for reducing the prevalence of mosquito vectors of the West Nile Virus, the proportion of West Nile positive mosquitos per 1,000 was measured at sites using each strategy in each of 10 cities.

City	Strategy A	Strategy B
Austin	5.8	5.7
San Diego	12.4	11.9
Dallas	1.4	1.6
Seattle	3.9	3.8
Miami	24.4	24.0
New Orleans	16.4	15.8
Philadelphia	9.2	9.0
New York City	10.4	10.2
Kansas City	6.5	6.4
Portland	0.3	0.3

Insert histograms visualizing the distribution of values for each strategy

T-statistic: _______

Degrees of freedom: ________

P value: __________________

Interpret the results and their meaning in your own words.

Reference no: EM132117256

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