STA 3033 Midterm: STA3033 Review Test 1
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1 xi n x + n x xw = n +n1. Example 1: [3, 4, 4, 5, 6, 8, 8] Quartile 2 (q2), which is also the media = 5. Interquartile range q3-q1 = 8 - 4 = 4. Example 2: [1, 3, 3, 4, 5,| 6, 6, 7, 8, 8] Quartile 2 (q2) = (5+6)/2 = 5. 5. Interquartile range q3-q1 = 7 - 3 = 4. Gives the distance between a measurement and the mean of the distribution from which it came in terms of the standard deviation of the distribution. z s core measurement mean. 6 z s z s core core. Measurement that appears to be different from the rest of the data. Studying the lifetime of batteries most of them last 100 hours but one of them lasted 120. The salary of a high official is an outlier from the employee salary distribution. An outlier will be any data that lies below.
