The file S02_56.xlsx contains monthly values of indexes that measure the amount of energy necessary to heat or cool buildings due to outside temperatures. These are reported for each state in the U.S. and also for several regions, as listed in the Locations sheet, from 1931 to 2000. Create summary measures and/or charts to see whether there is any indication of temperature changes (global warming?) through time, and report your findings.
Answer to relevant QuestionsA mean, as defined in this chapter, is a pretty simple concept—it is the average of a set of numbers. But even this simple concept can cause confusion if you aren’t careful. The data in Table are typical of data ...Recall from Chapter 2 that the file Supermarket Transactions.xlsx contains over 14,000 transactions made by supermarket customers over a period of approximately two years. To understand which customers purchase which ...The file S02_32.xlsx contains blood pressures for 1000 people, along with variables that can be related to blood pressure. These other variables have a number of missing values, probably because some people didn’t want to ...The file S02_11.xlsx contains data on 148 houses that were recently sold in a (fictional) suburban community. The data set includes the selling price of each house, along with its appraised value, square footage, number of ...Solve problem 7 with pivot tables and create corresponding pivot charts. However, find only means and standard deviations, not medians or quartiles.
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