The range, as a measure of spread, has the disadvantage of being influenced by extreme values. Illustrate this point with an example.
Answer to relevant QuestionsWhen is the value of the standard deviation for a data set zero? Give one example of such a data set. Calculate the standard deviation for that data set to show that it is zero. Make a box-and-whisker plot for the data on the number of times passengers set off the airport metal detector given in Problem 22. Comment on the skewness of this data set. Given that A and B are two mutually exclusive events, find P(A or B) for the following. a. P(A) = .38 and P(B) = .59 b. P(A) = .15 and P(B) = .23 There is an area of free (but illegal) parking near an inner-city sports arena. The probability that a car parked in this area will be ticketed by police is .35, that the car will be vandalized is .15, and that it will be ...The probability that a corporation makes charitable contributions is .72. Two corporations are selected at random, and it is noted whether or not they make charitable contributions. a. Draw a tree diagram for this ...
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