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  1. mathematics
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  3. assume that a simple random sample has been select

Assume that a simple random sample has been selected from a normally distributed population and test...

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Statistics

Assume that a simple random sample has been selected from anormally distributed population and test the given claim. Identifythe null and alternative​ hypotheses, test​ statistic, P-value, andstate the final conclusion that addresses the original claim.

A safety administration conducted crash tests of child boosterseats for cars. Listed below are results from those​ tests, withthe measurements given in hic​ (standard head injury condition​units). The safety requirement is that the hic measurement shouldbe less than 1000 hic. Use a 0.010.01 significance level to testthe claim that the sample is from a population with a mean lessthan 1000 hic. Do the results suggest that all of the child boosterseats meet the specified​ requirement?

645645     602602     12201220     591591     579579     539539

b) Identify the test statistic.

c)Identify the​ P-value.

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the necessary calculation tablehic    See Answer
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