07DescriptiveStatsAssignment

07DescriptiveStatsAssignment - 3 What is the mean median...

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Assignment: Descriptive Statistics _________________________ Name YOU MUST SHOW YOUR WORK! You may use calculators or spreadsheet software to check your work and create graphs, but you must do the calculations by hand, and show that work . Use the following data to answer questions 1 - 4. Workers at a company were given a two item survey. Item 1: “I am satisfied with how we manage conflict at work.” Item 2: “I feel comfortable disagreeing with my immediate supervisor.” There are two shifts – day (D) and night (N). Respondent Shift Item1 Item2 1 D 5 3 2 D 4 2 3 N 3 4 4 N 4 4 5 N 2 5 6 D 4 2 7 D 5 5 8 D 3 1 9 D 4 2 10 N 2 3 11 D 1 3 12 N 2 3 13 N 3 4 14 D 4 5 15 N 4 4 16 N 3 3 17 N 2 4 18 D 4 5 19 D 5 5 20 N 4 5 The following scale was used for Items 1 and 2: Strongly Agree = 5 Agree = 4 Undecided = 3 Disagree = 2 Strongly Disagree = 1
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Important: Clearly identify your work. Carefully organize your work. Label your work. (e.g., “Number 1: Frequency Table for Item 1”. Handwritten calculations must be neat. 1. Provide a frequency table for item 1. (3 points) 2. Provide a frequency table for item 2. (3 points)
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Unformatted text preview: 3. What is the mean, median, and mode for item 1? (3 points) 4. What is the mean median and mode for item 2? ( 3 points) 5. Create a pie chart for item 1, showing the percentage for each possible response. (3 points) 6. Create a pie chart for item 2, showing the percentage for each possible response. (3 points) 7. Graphically illustrate the differences between Day and Night shift responses for Item1 and Item 2. You will need two bar graphs, one for Item1 and one for Item2. Compare the mean scores for Day and Night shift respondents for Items 1 and 2. Be sure to show the mean scores. (4 points) Use the following data to answer questions 8 –10. (Quiz Scores) X 6 7 5 9 9 8 4 7 7 6 8. Compute the range, variance, and standard deviation. (3 pts.) 9. Standardize the scores. (3 pts.) 10. Just for the fun of it, compute the mean and standard deviation of the standardized scores. (2 pts.)...
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