Descriptive Statistics
DATA to be used for all questions to follow: NOTE: there are questions that require a written explanation of data analyzed.Please show all work getting the solutions for each question. (some questions are compound)
Male = 1
Female = 2 Fitness
n Gender Weight Score
1 male 1 200 95
2 male 1 110 92
3 female 2 103 91
4 female 2 145 90
5 female 2 130 88
6 male 1 180 82
7 male 1 170 80
8 female 2 90 75
9 female 2 102 70
10 male 1 225 60
11 male 1 225 59
12 male 1 108 55
13 female 2 108 55
14 male 1 108 55
15 male 1 167 50
________ _________ __________ __________
sum 21 2171 1097
mean 1.4 144.7 73.1
The Type of Number and Central Tendency
Types of data reminder: nominal, ordinal, interval, or rational.
For Questions 1, 2, and 3 using values from Gender:
1. What type of data does Gender represent?
2. What does the mean Gender of 1.4 tell us?
3. What would be the appropriate measure of central tendency for Gender?
For Questions 4, 5, and 6 using values from Fitness Score:
4. What type of data does Fitness Score represent?
5. What is the mean, median, and mode of this dataset?
6. What is the range of this data set? How is it calculated?
For Questions 7, 8, 9, and 10 using values from Weight:
7. What type of data does Weight represent?
8. What is the mean, median and mode of this dataset?
9. What is the range of the dataset? How is this determined?
10. What is the standard deviation (use sample stddev)? What does this number tell you?
Charts
11. Prepare a graph of the Fitness Score data. (attach to homework)
12. Prepare a graph of the Weight data. (attach to homework)
13. Prepare a graph, “Distribution of Weight data by male and female.” (attach to homework)
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