Statistical deviation

Our school has 59 pupils in year 5, 52 in year 6, 86 in year 7, 70 in year 8 and 71 pupils in year 9.
a) Determine what the statistical population is.
b) Determine what the statistical unit is.
c) Determine what the statistical variable is.
d) Record the given information in a table.
e) Represent the given data graphically using a pie chart.
f) Calculate the mean value of the data set.

Final Answer:

m =  67.6

Step-by-step explanation:

m=559+52+86+70+71=67.6



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