Step-by-step explanation:
b. mean = _sum of all observations_
total no. of observations
mean = 139 = 19.8571429
7
median = sum of middle term(s)
2
median = 13
median = 6.5
c. mode = 9
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Step-by-step explanation:
b. mean = _sum of all observations_
total no. of observations
mean = 139 = 19.8571429
7
median = sum of middle term(s)
2
median = 13
2
median = 6.5
c. mode = 9