Probability and Statistics, WGU C955 | 51 Questions and answers with 100% correct solutions | Graded A+
Boxplot an image that has min, Q1, median, Q3, max Histogram A graphical representation -- bars, measuring the frequency within each interval Skewed right Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right Measures of center Median, the mean (and mode) Measures of spread Range, IQR & standard deviation Standard Deviation Rule 68% of the data are within 1 standard deviation, 95% are within 2, 99.7 are within 3 standard deviations from the mean. For skewed data, use these for center and spread In this situation, we use median (for center) & IQR (for spread)
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probability and statistics wgu c955 51 question