The following data (see attached image) has been collected. You collected 8 samples, every day for 10 days.   What is X-double bar? What is R bar? What is the sample size, n?

You want to estimate the percentage of statistics students who get grades of C or better. How many students should you survey to be 95% confident that the sample percentage is off by no more than 2 percentage points.

You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 85%. You would like to be 95% confident that your estimate is within 3.5% of the true population proportion. How large of a sample size is required? Do not round mid- calculation. Submit Question IN

phosphorus-32 half life is 14.268 days 1000mg of phosphorus what would the sample size after 14.268 days & 28.536

Symbols for the following: sample size sample mean population proportion

3. Do a trial with one person. Record your data in the table below. Name Ink Color Matches Word (seconds) Ink Color Doesn't Match Word (seconds) Average: Average: 4. Evaluate your method. What worked? Do you need to make any changes?

You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 82%. You would like to be 99% confident that your estimate is within 5% of the true population proportion. How large of a sample size is required? Hint: Video [:] = ת Submit Question Rasmuss habits-9ed-Pal 7- 7,324 NOV 1 PAGES 19 tv MacBook Air

You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 81%. You would like to be 99% confident that your estimate is within 5% of the true population proportion. How large of a sample size is required? Do not round mid- calculation. n =

Calculate the proportion of the 100 samples that had at least five people own a dog. Round your answer to four decimal places. population is unknown p= .5967 n= 100

You want to obtain a sample to estimate the proportion of a population that possess a particular genetic marker. Based on previous evidence, you believe approximately 69% of the population have the genetic marker. You would like to be 95% confident that your estimate is within 5% of the true population proportion. Do not round mid-calculation and be careful when you round your answer. How large of a sample size is required? n=