Statistics homework quiz Due in 1hr quick response only 2023 Business Finance

2023 1 Use the given degree of confidence and sample data to construct a confidence interval for the population

1. Use the given degree of confidence and sample data to construct a confidence interval for the population proportion *p*.

*n* = 195, x = 162; 95% confidence

_{α/2}that corresponds to a confidence level of 91%.

98% confidence; the sample size is 800, of which 40% are successes

*n*= 17;

*σ*is unknown; population appears to be normally distributed.

^{2}

_{R}corresponding to a sample size of 19 and a confidence level of 99 percent if the test it two-tailed.

^{2}

_{L}corresponding to a sample size of 19 and a confidence level of 99 percent if the test is two-tailed.

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