P(0.5 ≤ Z ≤ 1.4)
-
P(0.5 ≤ Z ≤ 1.4) = 0.2278 <--------
learn to look it up from a z-table.
a convenient one is
http://davidmlane.com/hyperstat/z_table.…
learn to look it up from a z-table.
a convenient one is
http://davidmlane.com/hyperstat/z_table.…