Question 10 According to a study on the effects of smoking by pregnant women on rates...
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Question 10 According to a study on the effects of smoking by pregnant women on rates of asthma in their children, for expectant mothers who smoke 20 cigarettes per day, 22.3% of their children developed asthma by the age of two in the US. A biology professor at a university would like to test if the percentage is lower in another country. She randomly selects 340 women who only deliver one child and smoke 20 cigarettes per day during pregnancy in that country and finds that 73 of the children developed asthma by the age of two. In this hypothesis test, 20 points the test statistic, z = and the p-value (Round your answers to four decimal places.) Type numbers in the boxes Part 1: 30 points Part 2: to points Question 10 According to a study on the effects of smoking by pregnant women on rates of asthma in their children, for expectant mothers who smoke 20 cigarettes per day, 22.3% of their children developed asthma by the age of two in the US. A biology professor at a university would like to test if the percentage is lower in another country. She randomly selects 340 women who only deliver one child and smoke 20 cigarettes per day during pregnancy in that country and finds that 73 of the children developed asthma by the age of two. In this hypothesis test, 20 points the test statistic, z = and the p-value (Round your answers to four decimal places.) Type numbers in the boxes Part 1: 30 points Part 2: to points
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Related Book For
Statistics for the Life Sciences
ISBN: 978-0321989581
5th edition
Authors: Myra Samuels, Jeffrey Witmer, Andrew Schaffner
Posted Date:
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