The General Social Survey asked 32,201 people how much confidence they had in educational institutions. The results were as follows. Response Number A great deal 10,040 Some 17,890 Hardly any 4,271 Total 32,201 a) What is the probability that sampled person has either some or hardly any confidence in educational institutions? Round your answer to three decimal places   b) Assume this is a simple random sample from a population. Use the Empirical Method to estimate the probability that a person has a great deal of confidence in educational institutions.   c) If we use a cutoff of 0.05, is it unusual for someone to have some confidence in educational institutions. Answer "usual" or "unusual" in the box

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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.