For the graph,a) list the data items, thenb) calculate the mean,c) calculate the standard deviation, andd) calculate the range.If needed, round the standard deviation to 1 decimal place.
A. a) 2, 2, 3, 3, 3, 3, 3, 3, 5, 5
b) 
= 3.2
c) s = 1.0
d) range = 3
B. a) 2, 2, 3, 3, 3, 4, 4, 4, 5, 5
b) 
= 3.5
c) s = 1.0
d) range = 0
C. a) 2, 2, 3, 3, 3, 3, 3, 3, 5, 5
b) 
= 3.2
c) s = 1.1
d) range = 0
D. a) 2, 2, 3, 3, 3, 4, 4, 4, 5, 5
b) 
= 3.5
c) s = 1.1
d) range = 3
Answer: D
Mathematics
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