Question
Use the following information to answer the next three exercises: According to a Field Poll, 79% of California adults (actual results are 400 out of
Use the following information to answer the next three exercises:According to a Field Poll, 79% of California adults (actual results are 400 out of 506 surveyed) feel that "education and our schools" is one of the top issues facing California. We wish to construct a 90% confidence interval for the true proportion of California adults who feel that education and the schools is one of the top issues facing California.
125.A point estimate for the true population proportion is:
- 0.90
- 1.27
- 0.79
- 400
126.
A 90% confidence interval for the population proportion is _______.
- (0.761, 0.820)
- (0.125, 0.188)
- (0.755, 0.826)
- (0.130, 0.183)
127.
The error bound is approximately _____.
- 1.581
- 0.791
- 0.059
- 0.030
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