Asked by Rita
Suppose that 20% of the adult women in the
United States dye or highlight their hair. We
would like to know the probability that a SRS of
size 200 would come within plus or minus 3
percentage points of this true value. In other
words, find probability that pˆ takes a value
between 0.17 and 0.23.
United States dye or highlight their hair. We
would like to know the probability that a SRS of
size 200 would come within plus or minus 3
percentage points of this true value. In other
words, find probability that pˆ takes a value
between 0.17 and 0.23.