How many students must be randomly selected to estimate the mean monthly income of students at a​ university? Suppose we

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How many students must be randomly selected to estimate the meanmonthly income of students at a​ university? Suppose wewant​ 95% confidence that x is within
​$123
of
μ​,
and the
σ
is known to be
​$527.
Question content area bottom
Part 1
A.
70
B.
none of the other answers
C.
8
D.
50
E.
527
F.
123
G.
122
H.
0