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Researchers collected data on the numbers of hospital admissions resulting from motor vehicle? crashes, and results...

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Advance Math

Researchers collected data on the numbers of hospital admissionsresulting from motor vehicle? crashes, and results are given belowfor Fridays on the 6th of a month and Fridays on the following 13thof the same month. Use a 0.05 significance level to test the claimthat when the 13th day of a month falls on a? Friday, the numbersof hospital admissions from motor vehicle crashes are not affected.Friday the? 6th: 10  5 11 11  4 4 Fridaythe? 13th: 14 11 14 10 6 12 .

Identify the critical? value(s). The critical values are t=±

2.0152.015.

Answer & Explanation Solved by verified expert
3.6 Ratings (271 Votes)
We calculate the mean and standard deviation of both the    See Answer
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