Last week, we looked at Bailey’s golf game and found the mean, median, and mode for these data. Now let’s look at the variability.
Bailey has been playing golf on the weekends for the past three years. Recently, she started keeping track of her recorded scores. Her scores for June and July at her favorite 9-hole (par 36) golf course are provided below.
45
49
42
56
41
36
34
38
41
40
42
41
39
38
40
39
36
41
Last week, we looked at Bailey’s golf game and found the mean, median, and mode for...
Problem One A high school teacher at a small private school assigned trigonometry practice problems to be worked online. Students must use a password to access the problems and the time of log-in and log-off were automatically recorded for the teacher. At the end of the week, the teacher examined the amount of time each student spent working the assigned problems. The data are provided below in minutes. 15 28 25 48 22 43 49 34 22 33 27 25...
A company that produces and markets video game systems wishes to assess its customers' level of satisfaction with a relatively new model, the XYZ-Box. In the six months since the introduction of the model, the company has received 73,219 warranty registrations from purchasers. The company will select a random sample of 65 of these registrations and will conduct telephone interviews with the purchasers. Specifically, each purchaser will be asked to state his or her level of agreement with each of...
Calculate the range, mean, mode, median, Standard deviation Calculate the skewness and kurtosis for the above data and interpret the data. The following is data collected from the daily salary employees of ZZ COMPANY.. 68 19 43 11 37 30 19 67 65 34 96 23 93 73 46 39 21 12 89 52 33 21 18 57 80 56 91 62 56 48 84 23 78 96 49 36 90 42 65 15 43 36 65 59 34 71...
2 62.8 MEAN = 3 71.9 MEDIAN = 4 69.6 MODE= 5 74.1 RANGE = 6 66.6 MIN. = 7 76.5 MAX.= 8 66.4 STDEV. = 9 73.1 MY HEIGHT =67.00 10 71.6 Z SCORE FOR MY HEIGHT = 11 69.3 12 64.0 13 70.9 14 62.2 15 63.3 16 67.7 17 65.2 18 64.2 19 69.4 20 71.7 21 64.6 22 69.0 23 71.3 24 69.1 25 71.6 26 75.9 27 66.2 28 67.4 29 64.6 30 69.6 31...
Scenario You are currently working at NCLEX Memorial Hospital in the Infectious Diseases Unit. Over the past few days, you have noticed an increase in patients admitted with a particular infectious disease. You believe that the ages of these patients play a critical role in the method used to treat the patients. You decide to speak to your manager, and together you work to use statistical analysis to look more closely at the ages of these patients. You do some...
ntroduce your scenario and data set. Provide a brief overview of the scenario you are given above and the data set that you will be analyzing. Classify the variables in your data set. Which variables are quantitative/qualitative? Which variables are discrete/continuous? Describe the level of measurement for each variable included in your data set. Discuss the importance of the Measures of Center and the Measures of Variation. What are the measures of center and why are they important? What are...
15. Causes of market failure include a. externalities and market power. (b) market power and incorrect forecasts of consumer demand. c. externalities and foreign competition. d. incorrect forecasts of consumer demand and foreign competition. 16. Which of these consumption activities will most likely impose an external cost? a. An executive plays a vigorous game of golf. b. A student in a dorm plays her CDs at 120 decibels late at night. A young mother exercises to anaerobics video A construction...