Math 533 Course Project Part B Essay - 1482 Words

AJ DAVIS AJ DAVIS MATH 533 Project Consumer Tel – 123-456-7891 July 21st 2013 MATH 533 Project Consumer Tel – 123-456-7891 July 21st 2013 Lakshan Nanayakkara AJ DAVIS is a department store chain, which has many credit customers. A sample of 50 credit customers is selected with data collected on location, income, credit balance, number of people and years lived in the house Lakshan Nanayakkara AJ DAVIS is a department store chain, which has many credit customers. A sample of 50 credit customers is selected with data collected on location, income, credit balance, number of people and years lived in the house Contents A. Brief Introduction: 2 B. 1st individual variable, using graphical, numerical summary and†¦show more content†¦To better understand this graph, 1 thru 7 in x axis represents the number of people. Each dot represents on the iterations of each number. For example â€Å"1† on x axis, there are 5 dots, which means there are 5 customers who are single. â€Å"7† on x axis, there are 3 dots, which mean there are 3 customers who have 7 people in the house. From this graph it could be concluded that majority of customers are couples living in a household (15). E. 1st pairing of variables, using graphical, numerical summary and interpretation d) Income and Location Pairing. Total Variable LOCATION Count Mean SE Mean StDev Minimum Q1 Median INCOME($1000) Rural 14 34.71 2.25 8.41 22.00 29.25 32.00 Suburban 15 50.80 3.97 15.36 22.00 39.00 54.00 Urban 21 44.33 3.17 14.53 21.00 31.50 42.00 Variable LOCATION Q3 Maximum Range INCOME($1000) Rural 42.50 50.00 28.00 Suburban 63.00 67.00 45.00 Urban 55.00 67.00 46.0 Above box plot showsShow MoreRelatedPart B Course Project Math 533 Essay1868 Words   |  8 PagesCourse Project Part B a. the average (mean) annual income was less than $50,000 Null and Alternative Hypothesis H0: mu= 50 (in thousands) Ha: mult;50 (in thousands) Level of Significance Level of Significance = .05 Test Statistic, Critical Value, and Decision Rule Since alpha = .05, zlt;-1.645, which is lower tailed Rejection region is, zlt;-1.645 Calculate test statistic, x-bar=43.74 and s=14.64 Z=(43.74-50)/2.070=-3.024 2.070 is calculated by: s/sq-root ofRead MoreKkkkkkkkkkkkkkkkkkk6406 Words   |  26 PagesFactors Automotive Engineering Seminar and Capstone Project TOTAL PROGRAM: Semester Credit 9 9 6 6 30 The M. 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Sampling errors 16 b. Non- sampling errors†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦...16 2. Implications†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦16 VI. Conclusion and RecommendationsRead Morein school suspension8340 Words   |  34 PagesHoyle, Feeney, Yungbluth, 2001; Leming, 2000; Schultz, Barr, Selman, 2001; Williams, Yanchar, Jensen, Lewis, 2003). However, many programs available for purchase or implementation remain either: (a) evaluated only by internal evaluators, (b) not scrutinized by an academic review process, (c) evaluated through a grant process that frequently becomes the property of the sponsoring agency, or (d) unevaluated. 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