1. Question 1
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A bored fourth grader makes a paper airplane and flies it 20 times. She records the
distances, in inches, in the table below. Use the paper airplane flight distances to
calculate the numerical measures in problems 1-8.
Paper Airplane Flight Distances (inches)
84 49 42 48 106 64 45 152 64 44 43 38 30 40 42 96 42 87 97 61
Calculate the mean. Round your answer to the nearest one decimal place.
Your Answer:63.7
2. Question 2
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Calculate the median. Round your answer to the nearest one decimal place.
Your Answer:48.5
3. Question 3
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Calculate the mode. Enter your answer as a whole number.
Your Answer:42
4. Question 4
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Calculate the variance. Round your answer to the nearest two decimal places.
Your Answer:952.64
5. Question 5
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Calculate the standard deviation. Round your answer to the nearest two decimal
places.
Your Answer:30.86
6. Question 6
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