HELP On a test rn Find the sample standard deviation and the population standard deviation of the data set.
68, 56, 43, 60, 70, 75, 72, 45, 54, 51, 59, 45, 47, 82, 46
a.
S = 12.55
S = 12.13
O= 12.13
= 12.55
b.
d.
S = 3.13
S = 3.24
= 3.24
A=3.13

last one.

step-by-step explanation:

last one.

generally speaking, the others follow some sort of pattern that correlates to either linear (looks like a straight line) or sinusoidal (looks like an s).

the last one is just a random cloud of points that doesn't correlate to any particular known order.