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pls help thank you. The claim is that the white blood cell counts of adult females are normally distributed, with a standard deviation equal to

pls help thank you.

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The claim is that the white blood cell counts of adult females are normally distributed, with a standard deviation equal to 2.03. A random sample of 37 adult females has white blood cell counts with a mean of 7.41 and a standard deviation of 3.18. Find the value of the test statistic. The test statistic is . (Round to three decimal places as needed.)

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