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One hundred draws are made at random with replacement from the box [0,0,0,0,1,1,1,1,1,1]. There are 69 1's drawn. The expected number of 1's is , the observed number is , and the SE is . expected is 60, observed is 69, standard error is 4.9 expected is 69, observed is 60, standard error is 4.9 expected is 60, observed is 69, standard error is .49 expected is 69, observed is 60, standard error is .49 expected is 69, observed is 60, standard error is .6

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

Carlos Rodriguez <carlos@math.albany.edu>

This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998