DescriptiveStats

DescriptiveStats - Descriptive Statistics A 78 82 49 51 67...

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Unformatted text preview: Descriptive Statistics A 78 82 49 51 67 Compute values from the data to summarize its distributio A. Locate the center of the distribution on the real number line Mean Weighted Mean Median & Order Statistics Mid-range Semi-interquartile range Trimmed Mean Mode Geometric Mean Harmonic Mean B. Measure the spread of the distribution Variance & Standard Deviation Range C. Measure the distribution's symmetry informally: (mean - median)/stdev formally: skewness D. Measure the distribution's peakedness kurtosis Excel techniques: Select functions Paste Special Values IF(J33="male",1,0) B C 56 male 72 female 83 female 77 female 63 male n. e. Paper survey in class ema Internet name male=1 videofiles average 0.79 8.79 median 1 6.5 standard deviation 0.47 8.56 skewness-0.61 2.68 count 113 112 # Barnes, Abigail Perri 2 2 1 Bartlett, Reid Bernardi 1 10 2 Colander, Zachary Bo 1 30 3 Daily, Chase Morgan 4 Lichtman, Leo Martin 1 18 5 Manfuso, Paul David 6 Myrtil, Benson 1 7 7 O'Boyle, Michael Martin 8 Schenck, David Allen 1 25 9 Sivasubramaniam, Priya Gomathi 10 Wagner, Lauren Michelle 11 Choi, Albert 1 16 12 Juttukonda, Meher 1 17 13 Roossien, Sean 1 1 14 Hataway, Breanne 2 5 15 Foroudastan, Sofia 2 6 16 17 Belden, Ashley Nicole 3 18 Brown, Austin Cameron 1 5 19 Cotham, Caleb Kent 1 15 20 Custer, Ryan James 1 4 21 Easterly, George Parish 1 5 22 Graber, Christopher Mar 1 7 23 Heiser, Allison Waller 6 24 Hooker, David Dale 1 14 25 Kosh, David Anthony 1 5 26 Liddle, Steven James 1 8 27 Matthews, Tyler Thornto 1 10 28 Miller, Andrew Gary 1 15 29 Shirley, Katherine Lyn 6 30 Slade, Michael Rawls, Jr 1 5 31 Williamson, Thomas Ros 1 5 32 Riley, Allison 33 Benitez, Burbank Andrew 1 15 34 Burke, Kira Elizabeth 1 35 Campbell, Alice Hooker 1 36 Cranor, Derrick Ross 1 5 37 DiBella, Matthew Robert 1 3 38 Ford, Lindsay Elizabeth 5 39 Karandikar, Abhay Arvind 1 5 40 Kasten, James Douglas 1 14 41 Martineau, Daniel Oliver 42 Naturman, Benjamin Ros 1 15 43 Ramsey, Lionel Craig, Jr. 44 Singh, Harteg 1 12 45 Surmak, Luisa Marie 46 Vernon, Andrew Bright 1 47 Wagner, Lauren Michelle 3 48 49 50 Blankenship, Catharine H 3 51 Jordan, Andrew Flynn 1 20 52 Lee, Jihoon 1 20 53 Mealey, Kyle Matthew 54 Millard, Megan Christine 8 55 Mims, Carmen Marie...
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DescriptiveStats - Descriptive Statistics A 78 82 49 51 67...

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