(Solution) - A random sample of n 1000 observations from a -(2025 Original AI-Free Solution)

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A random sample of n = 1000 observations from a binomial population produced x = 279.
a. If your research hypothesis is that p is less than .3, what should you choose for your alternative hypothesis? Your null hypothesis?
b. What is the critical value that determines the rejection region for your test with ? = .05?
c. Do the data provide sufficient evidence to indicate that p is less than .3? Use a 5% significance level.