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Mathematics, 02.04.2020 03:55 justsuz72p71a21
For one algrebra test sara had to answer 16 questions. One of these questions sara answered 75% of them correctly. How many questions did sara correctly answer on her test? Round your answer to the nearest whole number if necessary.
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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%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
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For one algrebra test sara had to answer 16 questions. One of these questions sara answered 75% of t...
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