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January 31, 2015

January 31, 2015

Posted by **Jane Segurra** on Wednesday, March 20, 2013 at 8:33pm.

a)-0.2119

b)0.7881

c)0.2119

d)-0.7881

- Statistics 250 -
**Reiny**, Wednesday, March 20, 2013 at 10:04pmThis can be done without even looking at any tables, assuming the correct answer is in there

First of all, rule out the two negative results, prob's can't be negative

a z score of 0 would be .5

any negative z-score would be < .5

So there is only one choice, namely C) .2119

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