Appropriate statistical description and summary of data set

Reference no: EM131001335

The following data set, from the same study by Lucas (1985) referenced in Exercise 12.3, shows the actual number of accidents occurring per quarter (three months) separated into two periods: Period I is the ?rst ?ve-year period of the study; Period II, the second ?ve-year period.

5	5	10	8	3	4	2	0
4	5	7	3	1	3	2	2
2	8	6	9	7	7	1	4
5	6	5	10	1	2	2	1
6	3	3	10	4	4	4	4

Provide an appropriate statistical description and summary of this data set; comment on any distinctive characteristics and postulate potential explanations for your observation.

Reference no: EM131001335

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