Find the alternative hypothesis and the null hypothesis

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Reference no: EM1320213

Question: A researcher believes that women today weigh less than in previous years. To investigate this belief, she randomly samples forty-one adult women and records their weights. I he scores have a mean of III lbs. and a standard deviation of 12.4. A local census taken several years ago shows the mean weight of adult women was 115 lbs.

[A] Write your conclusion, using α = 0.011 real
[B] What type error may you be making because of your conclusion in part c? Please show all work.
[C] Find the alternative hypothesis?
[D] Find the null hypothesis?

Reference no: EM1320213

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