The hemoglobin count (HC) in grams per 100 milliliters of whole blood is approximately normally distributed with a population mean of 14 for healthy adult women. Suppose a particular female patient has had 11 laboratory blood tests during the past year. The sample readings showed an average HC of 14.65 with a standard deviation of 2.15. Does it appear that the population average HC for this patient is not 14? (a) State the null and alternative hypotheses: (Type "mu" for the symbol μ, e.g. mu> 1 for the mean is greater than 1, mu< 1 for the mean is less than 1, mu not = 1 for the mean is not equal to 1) Ho: HA: (b) Find the test statistic, t =

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.1: Measures Of Center
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The hemoglobin count (HC) in grams per 100 milliliters of whole blood is approximately normally distributed with a population mean of 14 for healthy adult women. Suppose a particular
female patient has had 11 laboratory blood tests during the past year. The sample readings showed an average HC of 14.65 with a standard deviation of 2.15. Does it appear that the
population average HC for this patient is not 14?
(a) State the null and alternative hypotheses: (Type "mu" for the symbol μ, e.g. mu> 1 for the mean is greater than 1, mu< 1 for the mean is less than 1, mu not = 1 for the mean is not
equal to 1)
Ho:
HA:
(b) Find the test statistic, t =
Transcribed Image Text:The hemoglobin count (HC) in grams per 100 milliliters of whole blood is approximately normally distributed with a population mean of 14 for healthy adult women. Suppose a particular female patient has had 11 laboratory blood tests during the past year. The sample readings showed an average HC of 14.65 with a standard deviation of 2.15. Does it appear that the population average HC for this patient is not 14? (a) State the null and alternative hypotheses: (Type "mu" for the symbol μ, e.g. mu> 1 for the mean is greater than 1, mu< 1 for the mean is less than 1, mu not = 1 for the mean is not equal to 1) Ho: HA: (b) Find the test statistic, t =
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