It is required to test whether those who practice yoga have average blood sugar less than 120. A sample consisting of 17 persons who practice yoga is observed. If their mean blood sugar is 108 and S.D is 8. 

What would you conclude? Also find the confidence interval and interpret the results.

The mean yearly sales of a product in a mall is 55.3. After advertising the mean yearly sales in 17 stores is 63.8 and its SD is 6.2. Test whether the advertisement was useful or not. 

Answer rating: 100% (QA)

To test whether those who practice yoga have an average blood sugar level less than 120 we can perform a hypothesis test Lets define the null and alternative hypotheses Null Hypothesis H The mean bloo... View the full answer