Question: Chemical analyses of 1599 red and 4898 white Italian wines

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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