2. Sample attendance records at a school show the number of days each student was absent during the year. The days absent for each student were as follows: 9 3 4 2 8 6 3 4 0 6 7 3 4 2 2

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2. Sample attendance records at a school show the number of days each student was absent
during the year. The days absent for each student were as follows:
9 3 4 2 8 6 3 4 0 6 7 3 4 2 2
a) Calculate the mode, mean and the median speed. Which one of the three do you think
better describes the data set? Why?
Mode =
Median =.
Mean =
b) Calculate the standard deviation of the sample. If necessary round your answer to three
decimal places:
Transcribed Image Text:2. Sample attendance records at a school show the number of days each student was absent during the year. The days absent for each student were as follows: 9 3 4 2 8 6 3 4 0 6 7 3 4 2 2 a) Calculate the mode, mean and the median speed. Which one of the three do you think better describes the data set? Why? Mode = Median =. Mean = b) Calculate the standard deviation of the sample. If necessary round your answer to three decimal places:
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