Null Hypothesis Assignment | Professional Writing Services
December 10th, 2019
Suppose a random survey is conducted of 9 U.S mothers who recently weaned their children. The average weaning age was 21.1 months with a standard deviation of 5.8 months.
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Null Hypothesis Assignment | Professional Writing Services
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Conduct a hypothesis test to determine if the average weaning age in the U.S, is less than 12 months old. Use a 5% level of confidence.
Show you hypothesis, calculated z or t score, and decision to accept or not accept the null hypothesis
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