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"CENGAGE | MINDTAP CENGAGE | MINDTAP 10.3 Excel Activity 1 - Confidence Interval fo... 0 X 10.3 Excel Activity 1 - Confidence Interval fo... X Question 1 X Question 1 0/10 0/10 a. Let The price per share of stock for a di denote the change in price per sample of 25 companies was Submit Submit share for company / where recorded at the beginning of 2012 and then again at the end of the do = 1st quarter of 2012 price per 1st quarter of 2012. How stocks share minus the beginning of perform during the 1st quarter is 2012 price per share. Use the an indicator of what is ahead for sample mean of these values to the stock market and the estimate the dollar amount a economy. The sample data are share of stock has changed during provided in the Excel Online file the 1st quarter below. Construct a spreadsheet to answer the following questions. $ 7.31 X (to 2 decimals) Due to a recent change by b. What is the 95% confidence Microsoft you will need to open interval estimate of the population the XLMiner Analysis ToolPak add- mean change in the price per in manually from the home share of stock during the first ribbon. Screenshot of ToolPak quarter? Interpret this result. Standard deviation X (to 2 decimals): Open spreadsheet Confidence interval (to 2 decimals): a. Let di denote the change in price per share for company i where The mean price per share has di = 1st quarter of 2012 price per increase between % and share minus the beginning of % over the three-month 2012 price per share. Use the sample mean of these values to period (to 1 decimal). estimate the dollar amount a share of stock has changed during the 1st quarter Check My Work $ 7.31 X (to 2 decimals) Back Next Back Next template Open in App .. templane Open in App D End of the End of The Change in Allmy reading Forte instructions delsleaf Meat t this shaded area. Price tag reading the instructions dolore al bout this shaded tree 17.31 17 31 3951 Use the XL Miner Analysis TooPak to conduct you wink. 39 51 Use the XL Mier Aralyon TooPak is conduct your walpin. 60.72 60.73 After deleting all tat in this shaded area. set the output range in 60.72 60.73 After deleting all that in this shaded area. but the soutput range in The TooPak to the lop let call of how Toolink to the hop lett call of this area (F1). 110.28 103 54 22. 11 Your analysis sulput should It into this shaded area. 3241 22.11 Your maipain culpul should It into thin shaded area. 13.95 16 41 44.91 1641 22 85 The 9515 confidence interval The 19's confidence Interval why Lima Do 2 dedmah CallLower Lima [la 2 detimang ptr Lima (lo z decimang pow Lima Do 2 decimany Mean Price, Beginning of Year go 2 decimal Mean Price, Beginning of Year 10 2 decimal 108 19 Percentage Change in the Population Mean Percentage Change in the Population Mean cover Percentage Change (o 1 decimal) Lover Percentage Change (o 1 decimal) Upper Percentage Chance to 1 decimal Upper Percentage Chance to 1 decimal