Find the value of z such that (a) the area to the right of z is 0.2266, (b) the area to the left of z is 0.0314, (c) the area between 0.23 and z is 0.5722, (d) the area between 1.15 and z is 0.0730, and (e) the area between z and z is 0.9000.

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