Use the following dataset on laptop sales to complete the tasks listed below:Fixed Costs Variable Costs Total Costs Profit$1,750$200$1,750$260$368$3002009MonthJanuaryFebruaryMarchAprilMayJuneJulyAugustFSeptemberOctoberNovemberDecemberAverageMedianModeVarianceSt. DeviationRangeCVICoefficient of Variation)Revenue*$10,000$11,250$12,360125$12,500$10,689$27,000$29,000$17,459$5,409$6,500$8,900$9,800$1,750$1,750$1,750$1,750$1,750$1,750$1,750$1,750$1,750$1,750$450CADA$250249$20034w$180$250$260$100$100$1,950$2,010$2,118$2,050$2,200$2,000$1,950$1,930$2,000$2,010$1,850$1,850$8,050$9,240$10,242$10,450$8,489$25,000$27,050$15,529$3,409$4,490$7,050$7,9502. Build a pie chart and a bar graph for the revenue.3. Summarize the total number of revenue using a pivot table (build a contingency table)according to "Company" and "State".4. Build a frequency histogram for the variable called "revenue ".5. What are those measures showing? Which ones are needed to describe the centraltendency and which ones are needed to describe variability?

According to Bartleby's question-answer guide, we only answer the first question.So we only copy the…

Answered: Use the following dataset on laptop…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A used car company believes that there is a relationship between the amount spent on advertising and its sales. Data collected for 6 years are as follow: Amount spent on advertising Sales ($thousands) ($millions) 2.0 1 3.0 3 2.5 4 2.0 2 2.0 1 3.5 7 1. Illustrate the above on a scatter plot.
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Charlie Corporation's managers in the stamping department have been studying the overhead cost and the relationship with machine hours. The following are data from the most recent 12 months. Month Overhead Machine hours January 5,030 2,730 February 1,600 600 March 7,210 3,403 April 4,560 2,200 May 6,880 3,411 June 6,520 2,586 July 6,230 3,364 August 5,570 2,411 September 7,728 3,960 October 5,810 2,897 November 4,580 2,207 December 6,010 2,864 The manager of the department has requested a regression analysis of these two variables. The staff person performing the analysis decided to exclude February. She observed the volume of activity was very low for that month because of two factors: a severe flue outbreak and an electrical fire that disrupted operations for about 10 working days. Required: c. Using the least square (regression) analysis, compute the fixed cost. d. Using the least square (regression) analysis, how much are the estimated overheads for…
Activity 3 A property developer analyzed the amount of office space available in 40 office blocks in the CBD of Gobabis. The following floor areas were recorded. 175 150 178 144 182 172 126 143 146 116 182 140 162 155 176 140 165 165 142 165 168 120 160 155 170 162 177 164 158 118 135 162 195 124 135 150 178 190 160 185 Is the data Continuous or discrete Quantitative or qualitative. Nominal, ordinal, ratio or interval scaled? Determine the range of the data. Use Sturges Rule to determine k, the number of classes, also determine the class width and the appropriate class limits. Construct a frequency distribution for the data. Construct a histogram for the data. Interpret your histogram. Construct a frequency polygon and interpret it. Construct a less than ogive for the data. Construct a more than ogive for the data. From your graph what percentage of office blocks has available…
does the interquartile range of a data set affect the way the data is graphed?
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The director of surgery at a local hospital is interested in understanding his unit’s costs. An assistant collected data for the past 36 months on unit cost (labor, supplies, and so on) along with the number of procedures performed in the unit. The assistant analyzed the data using a spreadsheet program, and the following output was generated. Equation Intercept $ 1,006,000 Coefficient on procedures $ 230 Statistical data Correlation coefficient 0.518 R2 0.268 The unit is planning to perform an average 18,5000 procedures per month for the coming year. Required A: Use the regression output to write the surgical unit cost equation. Surgical unit cost = ____________ + __________ x Procedures Required B: Based on the cost equation,…

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