assignment 3 stat

assignment 3 stat - 1 1 1 2 2 2 3 4 4 5 6 6 7 7 8 8 8 8 8 8...

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Melondy Moody Sec. 007 Assignment 3 Homework 1.) The type of graph that would be good for this particular set of data would be a bar graph. This is because it is quantitative data, also there are clear gaps in data so here a bar graph is necessary over say a histogram. 3.) The graph is skewed. It is positively skewed. 4.) The mean of this data is 5.64. 1+1+1+2+2+2+3+4+4+5+6+6+7+7+8+8+8+8+8+8+9+9+9+9+9=141/25=5.64 5.) The median of this data is 7.
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Unformatted text preview: ( 1 1 1 2 2 2 3 4 4 5 6 6 7 7 8 8 8 8 8 8 9 9 9 9 9 ) ---- 25+1=26/2=13 6.) The mode of this data is 8, it occurs six times in the data set. ( 1 1 1 2 2 2 3 4 4 5 6 6 7 7 8 8 8 8 8 8 8 9 9 9 9 9 ) 7.) I believe that the median is a better estimate of the central tendency because there are no out-liers in the data set so the mean is not necessary to use. The median gives an accurate picture of the central tendency....
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This note was uploaded on 09/21/2011 for the course MOSAIC 0852 taught by Professor Raymondhalnon during the Spring '09 term at Temple.

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