1.a. Typical number chosen = the median value = 6
b. 27
2. a. 21
b. b. How the scores vary = Range of the scores = 5
c. Mode = 8
d. Median = 8
What is the Range, Mode, and Median of a Data Set?
Range = Highest value - least value
Mode = most occurred data point
Median = center value of the data distribution (typical value of a dot plot).
1. a. Typical number chosen = the median value (center value) on the dot plot = 6
b. The number enrolled = number of student represented on the dot plot + 2 students absent = 25 + 2 = 27.
2. Data given: 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 10, 10
a. There are 21 data points given, therefore, the number of students in the afternoon math class is: 21.
b. How the scores vary = Range of the scores = 10 - 5 = 5
c. Mode of the data = 8
d. Median score = 8
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