Question

Based on historical data, your manager believes that 28% of the company's orders come from first-time customers. A random sample of 154 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is greater than than 0.44?

Answer = (Enter your answer as a number accurate to 4 decimal places.)

Answer #1

given data are:-

population proportion (p) = 0.28

sample size(n) = 154

*the sampling
distribution will follow normal distribution with
:-*

**the probability
that the sample proportion is greater than than 0.44 is
:-**

[ using standard normal table]

*** if you have any doubt regarding the problem please write it
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