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.

Question

A. a) 4, 4, 4, 4, 4, 4, 4
b)  = 4
c) s = 0
d) range = 0
B. a) 7, 7, 7, 7
b)  = 7
c) s = 0
d) range = 0
C. a) 7, 7, 7, 7
b)  = 7
c) s = 1
d) range = 3
D. a) 4, 4, 4, 4, 4, 4, 4
b)  = 4
c) s = 1
d) range = 3

Answer 1

Answer: A