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Various Statistical Situations

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Compute the mean, median, and mode for the following three sets of scores. Do it by hand or using Excel. Show your work.

Score 1 Score 2 Score 3
3 34 154
7 54 167
5 17 132
4 26 145
5 34 154
6 25 145
7 14 113
8 24 156
6 25 154
5 23 123

2. Compute the means for the following set of scores saved.

Hospital Size (number of beds) Infection Rate (per 1,000 admissions)
234 1.7
214 2.4
165 3.1
436 5.6
432 4.9
342 5.3
276 5.6
187 1.2
512 3.3
553 4.1

3. You are the manager of a fast food store. Part of your job is to report to the boss at the end of each day which special is selling best. Use your vast knowledge of descriptive statistics and write one paragraph to let the boss know what happened today. Here are the data.

Special Number Sold Cost
Huge Burger 20 $2.95
Baby Burger 18 $1.49
Chicken Littles 25 $3.50
Porker Burger 19 $2.95
Yummy Burger 17 $1.99
Coney Dog 20 $1.99

Total specials sold 119

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Solution Summary

The expert computes the mean, median and mode for three sets of scores. Excel is used for calculations.

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Compute the mean, median, and mode for the following three sets of scores.
Score 1 Score 2 Score 3
3 34 154
7 54 167
5 17 132
4 26 145
5 34 154
6 25 145
7 14 113
8 24 156
6 25 154
5 23 123

After running "descriptive statistics" under "data analysis" in excel, we could obtain the output below:
Score 1 Score 2 Score 3

Mean 5.60 Mean 27.60 Mean 144.30
Standard Error 0.48 Standard Error 3.54 Standard ...

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