most of the customers sampled had a household size of 2. As you can see from the graph below size 2 is over double the size of most of the other data. The mean of the household size data is 3.42 and the standard deviation is 1.739. According to the histogram the data is mostly skewed to the right. The Years data shows that most customers that were sampled have lived at their current location for more than ten years. There is a high concentration of customers located within the 10-18 year range
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Improper seal #1 #2 #1 #2 #1 #2 #1 #2 #1 #2 Morning 0 1 1 11 0 11 2 2 4 14 7 21 0 5 5 Afternoon 3 1 4 0 7 7 4 6 10 0 1 1 1 5 6 3 2 5 11 7 18 6 8 14 14 8 22 1 10 11 This gives a breakdown by morning/afternoon as well as Line #1/Line #2. Histograms (totals‚ morning/afternoon‚ and Line #1/Line #2) could be constructed to highlight problem areas. Overall‚ 70 defects were found‚ 22 of which were classified as unacceptable taste‚ making this the most frequent problem. The next most frequent was
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STAT 130 SAMPLE FINAL EXAM Problems like the following will be included on the final exam. Your instructor may indicate other problem types that may also be included on the final exam. Solutions: 1a 2c 3c 4d 5d 6c 7c 8d 9d 10a 11d 12a 13c 14c 15d 16c 17c 18b 19b 20c 21d 22a 23c 24b 25b 26c 27b 28c 29b 30b 1. In a poll of 500 workers at a certain company‚ 323 workers responded that they favor a proposal to emphasize fringe benefits rather than wage increases during their
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do you think is even more important than the size of the sample? Why? MOD 2 DQ 1 Referring to Chapter 2 Excel Guide‚ EG2‚ Section EG2.5 in the text‚ create a histogram on some sample data using Microsoft Excel. Post your file to the Discussion Forum in response to this DQ. What are some specific challenges related to creating a histogram in Microsoft Excel? MOD 2 DQ 2 What ethical issues should you consider when creating a graph of data? MOD 3 DQ 1 Assume the financing gurus of a weekend
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An Oracle White Paper May 2011 The Oracle Optimizer Explain the Explain Plan Oracle Optimizer: Explain the Explain Plan Introduction ....................................................................................... 1 The Execution Plan ........................................................................... 2 Displaying the Execution plan ........................................................ 3 What is Cost ....................................................................
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than one and your data must be in sample greater than 30. 2.2 Methodology and Data Analysis 2.2.1 Basic Statistics Your calculation for basic statistics must be in Excel and compute the mean‚ median‚ standard deviation. Also‚ you must develop a histogram using Excel. 1 EQT 271 Engineering Statistics 2.2.2 Linear regression and correlation In linear regression‚ you should follows those instructions: 1. Choose one pair variables‚ first create the scatterplot (using Excel). Do this by simply
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Music may be defined romantically as `the food of love ’ (Shakespeare) or more prosaically as `sound with particular characteristics ’ (Wikipedia)‚ but it is undeniably a `vibrant artform ’ (Arts Council England) and one which touches more people‚ in more ways‚ than any other art form. In commercial terms‚ music certainly generates a higher market value than the other arts‚ although a comprehensive market size for music in all its manifestations is impossible to calculate. Key Note has put a value
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Case 2: The Case of the Riverside County Town Objective: To use the statistical data/analysis provided by Fliege & Associates‚ to make an informed decision in determining which type of property (business) I should have built on recently inherited land in Riverside County California. I will use the descriptive statistical analysis report given on the demographical information for the county‚ in regards to its population of residents; to compare and contrast to a recent case study involving a similar
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Table of Contents Introduction Cricket involves numbers‚ the comparison of these numbers will give us an idea regarding how well a team is faring. The comparison of these number widely depends on Statistics to give us a rational conclusion. Cricket is therefore a sport which involves a lot of statistics‚ Statistics are needed to determine the performance of a team in various formats such as one day‚ international. It is also needed to determine the performance
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included in the report? Following should be included in the report: • Check sheet showing the details of errors and their count in tabular form. • Bar graph showing the types of faults and number of occurrence of those faults for each winder. • Histogram showing the comparison for the three winders ‚ with regards to fault type on one axis and number of those faults on other axis. • Pareto chart to help in identifying and prioritizing main problem areas. 3. Jackson’s recommendation‚ with justification
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