Bundle: Statistics for Business & Economics, Loose-leaf Version, 13th + MindTap Business Statistics with XLSTAT, 2 terms (12 months) Printed Access Card
Bundle: Statistics for Business & Economics, Loose-leaf Version, 13th + MindTap Business Statistics with XLSTAT, 2 terms (12 months) Printed Access Card
13th Edition
ISBN: 9781337127264
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Publisher: Cengage Learning
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Chapter 20.7, Problem 14E

Data on quantities of three items sold in Year 1 and Year 5 are given here along with the sales prices of the items in Year 1. Compute a weighted aggregate quantity index for Year 5.

Chapter 20.7, Problem 14E, Data on quantities of three items sold in Year 1 and Year 5 are given here along with the sales

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The demand for hand sanitizers is off the charts due to this coronavirus outbreak. People are in desperate need of hand sanitizers. Therefore, FMCGs like Unilever Bangladesh Limited are producing this life-essential product in a bulk amount to help the citizens across Bangladesh to maintain the hygiene standards. Sales figures and profits for the stores are given in the following table. (For the Unit sales, pick any value in between 12-33Units in ascending order).   Unit Sales, X Profit (Taka), Y   ** 1200   ** 1650   ** 1950   ** 2300   ** 2700   ** 3600   ** 4100     Obtain a regression line for the data.  Calculate the profit of a shop for 40 unit sales.  Calculate the correlation between unit sales and profit.  What is the coefficient of determination of these variables?
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4. The following table provides the average price of Regular Grade of gasoline for 4 years. Use 2015 as the reference value, complete the table by calculating the price index for each year. Show all your calculation in the space provided. Date 2013 2014 2015 2016 Regular Grade Gasoline Prices Price $3.505 $3.358 $2.429 $2.143 Price Index
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