In the following Python commands, what does the 0.99 represent? import scipy.stats as st st.norm.interval(0.99, 0.50, 0.05)
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- In the following Python commands, what does the 0.99 represent?import scipy.stats as stst.norm.interval(0.99, 0.50, 0.05) A) meanB) proportionC) confidence levelD) standard errorUse the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n=2359, and x=909 who said that they honked. Use a 99% confidence level.Give a 95% confidence interval for the true mean time students spent practicing for the play. x-bar=45.6 s=13.3 n=120
- Ethan is surveying students who are interested in watching television (TV) shows. Ethan has surveyed 504 students at Northwestern Business School (NBS), and found that 315 students watch more than 40 hours of TV shows on a monthly basis. How many additional students would be needed in the sample to estimate the proportion of all NBS students who watch more than 40 hours of TV shows each month within +/- 3 percent with 99 percent confidence?Use the sample data and confidence level given below to complete parts (a) through (d). research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 906 and x-581 who said "yes. " Use a 90% confidence levelTranslate the statement into a confidence interval. Approximate the level of confidence. In a survey of 1300 adults in a country, 70% think teaching is one of the most important jobs in the country today. The survey's margin of error is ± 3%.
- A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n=1044 and x=580 said yes. Use a 90% confidence level.Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n=964 and x = 540 who said "yes." Use a 95% confidence level.