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(a)If Z is the standardized normal random variable, use tables to find the following probability; (i)less than 2.3 (ii)more than 1.14 (iii)less than -1.8 (iv)between
(a)If Z is the standardized normal random variable, use tables to find the following probability;
(i)less than 2.3
(ii)more than 1.14
(iii)less than -1.8
(iv)between 0.68 and 2.1
(v)between -2.45 and -0.53
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