one of the best on the web for this
http://davidmlane.com/hyperstat/z_table.html
enter mean--10, SD --- 2
click on between, enter 9.4 and 10.6
it gave me .235823
repost
MEAN=10 & STANDARD DEVIATION =2. FIND THE PROBABILITIES:
9.4 �less than X less than 10.6
i have 2 different answers but am checking the answer. thank you
one is 0.6179
the other is 0.2358
2 answers
thank you reiny that's one of my answers ...