Bookmarks People Window Help x (S Draw human trait orex Mau-Rossi, uly-out x g L

Question

Bookmarks People Window Help x (S Draw human trait orex Mau-Rossi, uly-out x g LON-CAPA wting Age x C Secure https://s4.lite.msu 4CA Secure Hepsol Course Contents Lecture 6 Problems Voting Age Histogram O Timer Notes Evaluate Feedback Forint Voting Age Histogram As research for a news story, you survey people leaving after voting in the local electon. You ask only the agesof people voting. Amer two hours, you have collected the forowing data. age (b) mber of 8 x 26 14 26 Now you want to a relative frequency density histogram of your data, using the bins above for the columns on your histogram. a. What is the width of the fifth column? ou are correct. Your receipt no. is 147-2626 b. What is the area of the fourth column? In a RFD histogram, areas correspond to relative frequency. Usutent Ansner incorrect. Tries are Previous tres What is the height of the first column? The area of each column is width times height. To find height, you need the area and the width. Submit Anseer Incorrect. Tries 2/8 Previous Tres Post Discussion Send Feedback m Project s worksheetN... doc statesa2xis cas picture htm

Explanation / Answer

b) the cumulative frequency of the fourth interval is 70=6+14+24+26

the length of the interval is 16

hence the area is 70*16=1120

c)the height of the first column is 6

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