The first-serve percentage of a
tennis player in a match is normally distributed with a standard deviation of
4.3%. If a sample of 15 random matches of
the player is taken, the mean
first-serve percentage is found to be 26.4%. The margin of error of the sample
mean is 83.71%.
Karen will have to buy 14 jars to have an equal weight of peanut butter
<span>2 13/20, that should work</span>
Answer:
-1
Step-by-step explanation:
