An insurance agent says the standard deviation of the total hospital charges for patients involved in a crash in which the vehicle struck a construction barricade is less than $3800. A random sample...

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Extracted text: An insurance agent says the standard deviation of the total hospital charges for patients involved in a crash in which the vehicle struck a construction barricade is less than $3800. A random sample of 28 total hospital charges for patients involved in this type of crash has a standard deviation of $4100. At a 0.10 can you support the agent's claim? Use the P-value method to test the claim. Identify the null and alternative hypotheses. Let o be the population standard deviation. O A. Ho: o< $3800="" ha:02="" $3800="" o="" b.="" ho:="" o=""> $3800 Ha:os $3800 C. Ho: o $3800 Ha:o< $3800="" o="" d.="" ho:="" os$3800="" ha:="" o=""> $3800 Identify the test statistic. 28.45 (Round to two decimal places as needed.)