Textbook ExpertVerified Tutor
11 Nov 2021
Given information
Given that, suppose in a local Kindergarten through 12th grade (K - 12) school district, 53 percent of the population favor a charter school for grades K through five. A simple random sample of 300 is surveyed. Calculate the following using the normal approximation to the binomial distribution.
We have to find the probability that no more than 140 favor a charter school for grades K through 5.
Step-by-step explanation
Step 1.
The probability that no more than 140 favor a charter school for grades K through 5 is given by,
has normal approximation
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