The problems here are from the exercises in Chapter 9 of AI: A Modern Approach.
You should feel free to make appropriate assumptions. However you should state explicitly any assumptions that you make.
Please do the following exercises:
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Under Range In Range Over Range Sum
0 15 0 1004.000
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Mean Median Midpoint Geometric Harmonic
66.933 64.000 71.500 66.108 65.325
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SD Quart Dev Range SE mean
11.171 6.500 43.000 2.884
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Minimum Quartile 1 Quartile 2 Quartile 3 Maximum
50.000 59.250 64.000 72.250 93.000
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Skew Kurtosis
0.677 2.740
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Null Mean t prob (t) F prob (F)
0.000 23.207 0.000 538.552 0.000
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Histogram:
Midpt Freq
53.500 2 **
60.500 6 ******
67.500 3 ***
74.500 1 *
81.500 2 **
88.500 0
95.500 1 *