All Greens is a franchise store that sells house plants and lawn and garden supplies. Although All Greens is a franchise, each store is owned and managed by private individuals. Some friends have asked you to go into business with them to open a new All Greens store in the suburbs of San Diego. The national franchise headquarters sent you the following information at your request. These data are about 27 All Greens stores in California. Each of the 27 stores has been doing very well, and you would like to use the information to help set up your own new store. The variables for which we have data are detailed below. X1 = annual net sales, in thousands of dollars %3D X2 = number of square feet of floor display in store, in %3D thousands of square feet X3 = value of store inventory, in thousands of dollars X4 = amount spent on local advertising, in thousands of %3D dollars = size of sales district, in thousands of families = number of competing or similar stores in sales district A sales district was defined to be the region within a 5 mile radius of an All Greens store. X1 231 156 10 519 437 X2 X3 294 232 149 600 567 571 512 347 212 102 788 577 535 163 168 151 342 196 453 518 615 278 142 461 382 590 517 X4 8.2 6.9 3 12 10.6 11.8 8.1 7.7 3.3 4.9 17.4 10.5 11.3 2.5 4.7 4.6 5.5 7.2 10.4 11.5 12.3 2.8 3.1 9.6 9.8 12.0 7.0 X5 8.2 4.1 4.3 16.1 14.1 12.7 10.1 8.4 2.1 4.7 12.3 14.0 15.0 2.5 3.3 X6 11 12 15 1 2.2 0.5 5.5 4.4 487 4.8 3.1 2.5 1.2 0.6 299 195 20 68 570 428 464 15 65 98 10 12 15 8 1 5.4 4.2 4.7 0.6 1.2 1.6 4.3 2.6 3.8 5.3 5.6 0.8 1.1 3.6 3.5 5.1 8.6 7 3 14 11 10 2.7 16.0 6.3 13.9 16.3 16.0 6.5 1.6 11.3 11.5 15.7 12.0 398 161 397 497 528 99 4 13 7 1 14 0.5 347 341 507 400 12 6. 8. (a) Generate summary statistics, including the mean and standard deviation of each variable. Compute the coefficient of variation for each variable. (Use 2 decimal places.)
All Greens is a franchise store that sells house plants and lawn and garden supplies. Although All Greens is a franchise, each store is owned and managed by private individuals. Some friends have asked you to go into business with them to open a new All Greens store in the suburbs of San Diego. The national franchise headquarters sent you the following information at your request. These data are about 27 All Greens stores in California. Each of the 27 stores has been doing very well, and you would like to use the information to help set up your own new store. The variables for which we have data are detailed below. X1 = annual net sales, in thousands of dollars %3D X2 = number of square feet of floor display in store, in %3D thousands of square feet X3 = value of store inventory, in thousands of dollars X4 = amount spent on local advertising, in thousands of %3D dollars = size of sales district, in thousands of families = number of competing or similar stores in sales district A sales district was defined to be the region within a 5 mile radius of an All Greens store. X1 231 156 10 519 437 X2 X3 294 232 149 600 567 571 512 347 212 102 788 577 535 163 168 151 342 196 453 518 615 278 142 461 382 590 517 X4 8.2 6.9 3 12 10.6 11.8 8.1 7.7 3.3 4.9 17.4 10.5 11.3 2.5 4.7 4.6 5.5 7.2 10.4 11.5 12.3 2.8 3.1 9.6 9.8 12.0 7.0 X5 8.2 4.1 4.3 16.1 14.1 12.7 10.1 8.4 2.1 4.7 12.3 14.0 15.0 2.5 3.3 X6 11 12 15 1 2.2 0.5 5.5 4.4 487 4.8 3.1 2.5 1.2 0.6 299 195 20 68 570 428 464 15 65 98 10 12 15 8 1 5.4 4.2 4.7 0.6 1.2 1.6 4.3 2.6 3.8 5.3 5.6 0.8 1.1 3.6 3.5 5.1 8.6 7 3 14 11 10 2.7 16.0 6.3 13.9 16.3 16.0 6.5 1.6 11.3 11.5 15.7 12.0 398 161 397 497 528 99 4 13 7 1 14 0.5 347 341 507 400 12 6. 8. (a) Generate summary statistics, including the mean and standard deviation of each variable. Compute the coefficient of variation for each variable. (Use 2 decimal places.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
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