For each of the following scenarios, explain which statistical procedure (estima

Question

For each of the following scenarios, explain which statistical procedure (estimating a single proportion, estimating a single mean, hypothesis test for a single proportion, hypothesis test for a single mean, hypothesis test or estimation of two proportions (dependent or independent), hypothesis test or estimation of two means (dependent or independent)) would be most appropriate. Assume all model requirements are met.

a) Do Suffolk rams fed an omega three supplement vs. their normal ration have improved semen motility?

b) Does feeding hay before a grain meal vs. feeding grain before hay result in lower post-feeding insulin concentration in horses?

c) What proportion of alpaca farmers participate in local farmers’ markets or craft fairs?

d) Are average prices paid at bull sales in Colorado higher for Red Angus or Simmental bulls?

e) Are mean litter sizes higher for Smithfield hog operations relative to that of the industry in general?

Explanation / Answer

a) here we have omegomega three suplyment and normnormal ration have two diffreant groups , the best wat to test this countinous results is two sample t test

b) here we have a pre and post observatio so we can use the paired t test for countinous data

c) here we have two diffreant praportions so we can use the independant chi square test

d) here we have a three different groups , so can use ANOVA , and after significant , we can campaire the results of it . And higher is better so we can use tukey test for analysis .

e) we can test it using the one sample t test, we can campaire our sample mean with hypothised mean

thanks

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