DeVry University Miami Campus Math 533, Managerial Statistics Student: Elias Hane Professor: Norman Ebsary Course Project: AJ DAVIS DEPARTMENT STORES Date: 24th of January, 2013 Introduction AJ DAVIS is a department store chain, which has many credit customers and wants to find out more information about these customers. A sample of 50 credit customers is selected with data collected on the following variables: 1. LOCATION (Rural, Urban, Suburban) 2. INCOME (in $1,000’s)
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2. What is the mode for the variable inpatient complications in Table 2 of the Winkler et al. (2014) study? What percentage of the study participants had this complication? The mode is AMI post admission for patients admitted with UA. The percentage of the study participants that had this complication is 8%. 3. Does the distribution of inpatient complications have a single mode, or is this distribution bimodal or multimodal? Provide a rationale for your answer. single mode which indicates a
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Ballard Integrated: Human Resource Data Team “B” has been assigned to assist Ballard Integrated Managed Services Inc., (BMIS) determine why turnover rates have increased, and morale has decreased at the Douglas Medical Center site. BMIS is a national company that handles housekeeping, food service, general cleaning, and plant maintenance for more than 153 companies, including 22 Fortune 100 businesses, 16 major universities, 14 medical centers, 3 large regional airports, and more than 100 midsize
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Late Afternoon | 1 | 6.Night Time | 0 | Mean | Median | Mode | 3.5 | 3.5 | 2 | Results: Question 1 examines the time of the day university students tended to visit Monash Cafes. Ten students were asked what was the main type of day they would visit Monash Cafes, more than one option could have been chosen. The evidence and results obtained as presented above shows that more students visit Monash Cafe’s earlier in the day. The mode of the data (most picked time of day) was
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window.” Page 77 1. (RACE) The largest racial grouping of respondents to the 2012 GSS was _White _, with _74.6 %. The second-largest grouping was __Black___ with __15.0____%. Statistics race RACE OF RESPONDENT N Valid 1500 Missing 0 Mean 1.36 Median
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Objectives of Research The meaning of objective research is-description of what is to be achieved? The goal is to use variable methods to undergo this research for example primary and secondary data to gather new and old information. Primary data: means original data that has been collected specially for the purpose in mind. For example someone collected the data from the original source first hand such as direct observations, surveys. Secondary Data: this is the data which is previously been collected
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they are calculated Mean The mean is calculated by adding up all the numbers in a dataset and then dividing that by the number of values in that dataset. An example is given below of a dataset of six students and their test scores out of 20: S1 S2 S3 S4 S5 S6 Total Divided by: Mean 18 16 17 13 14 19 97 6 16.17 In order to find the mean test score, the total amount scored (97) is divided by the number of students (6) which equals 16.17. The formula for calculation the mean is as follows:
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an individual has a personal, or monetary, interest in a cause. One thing that can easily cause misrepresentation in data is the difference between association and causation—although “variables may be affected by a knowledge of another, does not mean that one variable causes another”(Armitage, Berry, & Matthews, 2008). Another way that data may be misrepresented is in the sample population used—whether they need to meet a specific criteria or random selection without background knowledge.
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frequency and dispersion distribution (Pagano and Gauvreau, 2000). The mode, mean and the median are some of the mathematical measures used to arrive at the centre of frequency distribution, in descriptive statistics (Fields, 2013, pp.
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randomly selected Gender and Extrinsic Job Satisfaction. I learned that median and mode had the same answer. I analysis by add up all the Gender for mean I got 1.56, median 2, and mode 2. I also added Extrinsic I got for mean is 5.42, median 5.6, and mode 5.6. Standard deviation and variance are the same square root of gender for mean is 1.25, median 1.41, and mode 1.41. The square root of Extrinsic for mean is 2.33, median 2.37, and mode 2.37. The number are applicable because they were found on the excel
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