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
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
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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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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