Question: t actually outside this interval, we might begin to suspect that the population propor- tion, P, is not 0.20. 6.3 Sampling Distributions of Sample Proportions

t actually outside this interval, we might begin

actually outside this interval, we might begin to suspect that the population propor- tion, P, is not 0.20. 6.3 Sampling Distributions of Sample Proportions 247 Example 6.8 Business Course Selection (Probability of Sample Proportion) It has been estimated that 43% of business graduates believe that a course in business ethics is very important for imparting ethical values to students (David, Anderson, and Lawrimore 1990). Find the probability that more than one-half of a random sample of 80 business graduates have this belief

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