Question: Find z if the standard- normal-curve area (a) Between 0 and z is 0.4726; (b) To the left of z is 0.9868; (c) To the

Find z if the standard- normal-curve area
(a) Between 0 and z is 0.4726;
(b) To the left of z is 0.9868;
(c) To the right of z is 0.1314;
(d) Between – z and z is 0.8502.

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