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In: Statistics and Probability

The research department at the home office of New Hampshire Insurance conducts ongoing research on the...

The research department at the home office of New Hampshire Insurance conducts ongoing research on the causes of automobile accidents, the characteristics of the drivers, and so on. A random sample of 400 policies written on single persons revealed 220 had at least one accident in the previous three-year period. Similarly, a sample of 600 policies written on married persons revealed that 150 had been in at least one accident. At the 3% SL, is there a significant difference in the proportions of single and married persons having an accident during a three-year period? Finally interpret obtained conclusion in terms of the example

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Conclusion :

As H0 is rejected at 3% los, we conclude that the claim is true that the there is significant difference in the proportions of single and married persons having an accident during a three-year period.

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