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1.Identify the lower limits, upper limits, and the find the class width, class midpoints, and class boundaries for the given distribution. Scores Number of students
1.Identify the lower limits, upper limits, and the find the class width, class midpoints, and class boundaries for the given distribution.
Scores Number of students
20-29 1
30-39 28
40-49 36
50-59 15
60-69 16
2. Recently, 11 students took an IQ test. Their scores are listed below. Find the meanIQ score. (Round out 5 decimals where needed).
60, 75, 80, 95, 55, 104, 79, 100, 88, 70, 50
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