Stat Exam 1 Word Scramble
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Question | Answer |
Formula for Variance | Σx^2-(Σx)^2 /n /n -1 |
Formula for Mean of Grouped Data | Σf*Xm /n |
Formula for Percentiles | (# of values <x) +.5x100 /n |
Formula for Z Score | z= x-mean /s |
Formula for Complement | 1-P(E) = Complement |
Formula for Coefficient of Variation | S /mean x 100% |
Empirical Rule | 68%,95%,99.7% |
Addition Rule for Probability | Mutually Exclusive P(A or B) = P(A)+P(B) ___________________________________ P(A or B) = P(A)+P(B) -P(A and B) |
Formula for Pie chart | Relative Freq. *360 |
Mean | x1+x2+x3+x4+x5+x6+x7+x8+x9 /n |
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Pvpmaster
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