Exam (elaborations)
STAT200-2020- Introduction to Statistics-Final Examination-Awnsers 100%
tification A and Ac ( complement of A) share no common region , and thus P(A AND Ac ) = 0. Therefore the statement is true (b). If the variance of a data set is 0, then all the observations in this data set must be zero. Justification Variance is usually the expectation or mean of the squared devia...
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