Question
The average mark in class is 73%. There were 15 students in the class. Josh and Amy were missing when the test was written and
The average mark in class is 73%. There were 15 students in the class. Josh and Amy were missing when the test was written and wrote it later that day. Their marks were 89% and 95%. What is the new classaverage?
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Understanding Public Opinion Polls
Authors: Jelke Bethlehem
1st Edition
1498769756, 9781498769754
