SOLUTION: Shree Ganga Taploo University bookstore claims that 50% of its customers are satisfied with
the service and prices.
If this claim is true, what is the probability that in a rando
Algebra.Com
Question 1195821: Shree Ganga Taploo University bookstore claims that 50% of its customers are satisfied with
the service and prices.
If this claim is true, what is the probability that in a random sample of 600 customers less
than 45% are satisfied with services and price?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(p hat-p)/sqrt (p*(1-p)/n)
=-0.05/sqrt(0.25/500)
=-0.05/0.0224
=-2.24
The probability of z< -2.24 is 0.0125
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