A simple random sample of 400 individuals provides 104 Yes responses. (a) What is the point estimate of the proportion of the population that would provide Yes responses? (b) What is your estimate of the standard error of the proportion, 0_? (Round your answer to four decimal places.) (c) Compute the 95% confidence interval for the population proportion. (Round your answers to four decimal places.) to
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- What is meant by the sample space of an experiment?A simple random sample of 500 individuals provides 300 Yes responses. a. What is the point estimate of the proportion of the population that would provide Yes responses (to 4 decimals)? b. What is your estimate of the standard error of the proportion (to 4 decimals)? c. Compute the 95% confidence interval for the population proportion (to 4 decimals).( , )A simple random sample of 800 individuals provides 100 Yes responses. a. What is the point estimate of the proportion of the population that would provide Yes responses (to 3 decimals, if needed)? b. What is your estimate of the standard error of the proportion (to 4 decimals)? c. Compute the 95% confidence interval for the population proportion (to 3 decimals).( , )
- A simple random sample of 400 individuals provides 100 Yes responses. a. What is the point estimate of the proportion of the population that would provide Yes responses (to 2 decimals)? Later use rounded to 2 decimal places. b. What is your estimate of the standard error of the proportion (to 4 decimals)? c. Compute the 95% confidence interval for the population proportion (to 4 decimals).( , )I want to know what percent of these coffee shops sell espresso. Out of the 150 I sampled, only 40 offered espresso. Without the finite population correction factor, what is the margin of error for a 90% confidence interval around this proportion? Round to the third decimal point.A company wants to estimate, at a 95% confidence level, the proportion of all families who own its product. The most conservative estimate of the sample size that would limit the margin of error to be within 0.046 of the population proportion is:
- In a sample of 25 fish from my pond it was found that 5 are under 165 grams in weight. Based on this sample data, and USING IT to estimate the standard error, what is the MARGIN OF ERROR for the 95 percent confidence interval for the true proportion of fish in my pond weighing under 165 grams? 0.157 0.175 NONE OF THE OTHERS 0.351 0.196Michael wants to make a confidence interval estimate for the proportion of community members in favor of a tax increase for more local school funding. If he wants the margin of error to be no more than 0.025 at a 90% confidence level, a) What is the required sample size required to obtain the desired margin of error?A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 1.5% margin of error at a 95% confidence level, what size of sample is needed? When finding the z-value, round it to four decimal places.