A random sample is to be selected from a population that has a proportion of successes p 5 .65. Determine the mean and standard deviation of the sampling distribution of p⁄ for each of the following sample sizes: a. n 5 10 b. n 5 20 c. n 5 30d. n 5 50 e. n 5 100 f. n 5 200

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A: Solution To find probability we will use excel.

Q: The average price of a college math textbook is $153 and the standard deviation is $20. Suppose that…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.