Question

Chemical analyses of 1599 red and 4898 white Italian wines revealed the following summary statistics for pH (a measure of acidity):
Is there a difference in pH between red and white wines?
a) Write the null and alternative hypotheses
b) What conditions would you check?
c) Test the hypothesis and find the P-value.
d) Is there a significant difference in pH?


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  • CreatedMay 15, 2015
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