Statistics questions

Statistics
Tutor: None Selected Time limit: 1 Day

Apr 14th, 2015

Pooled estimate sp = sqrt(( 10*33212*202)/22) =26.70546

Standard error = sp *sqrt(1/n1+1/n2)

=26.70546 * sqrt(1/11+1/13)=10.94 =11


Apr 14th, 2015

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