# statistics

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## Similar Questions

1. ### statistics

What do confidence intervals represent? What is the most controllable method of increasing the precision of or narrowing the confidence interval?
2. ### m/c

Which of the following refers to when a researcher gathers data from a sample and uses the statistics generated to reach conclusions about the population from which the sample was taken?
3. ### Statistics

Compare the 95% and 99% confidence intervals for the hours of sleep a student gets. Explain the difference between these intervals and why this difference occurs. 95% confidence intervals: 6.214, 7.686 99% confidence intervals: 5.944, …
4. ### Statistics

Compare the 95% and 99% confidence intervals for the hours of sleep a student gets. Explain the difference between these intervals and why this difference occurs. 95% confidence intervals: 6.214, 7.686 99% confidence intervals: 5.944, …
5. ### Statistics

1000 scientists create 95% confidence intervals for parameters of interest. If they all compute the confidence intervals correctly, how many of the intervals would we expect to contain the true population parameter?
6. ### statistics

n a survey of 634 males ages 18-64, 392 say that they have gone to the dentist in the past year contrast 90% and 95% confidence intervals for the population proportions, interperate the results and compare withsof the confidence intervals
7. ### Statistics

In the following question, identify which choices would be considered inferential statistics and which would be considered inferential statistics. 1. of 500 randomly selected people in new york city, 210 people had O+ blood. a) "42 …
8. ### Statistics

1. of 500 randomly selected people in new york city, 210 people had O+ blood. a) "42 percent of the people in NYC have O+ blood" Is the statement descriptive statistics or inferential statistics?
9. ### statistics

True Or False Using the average score to describe a sample is an example of inferential statistics. By reading the definition in my book I feel as though this phrase is false. Can someone please advise on this matter?
10. ### Statistics

In a survey of 621 males ages 18-64 , 396 say they have gone to the dentist in the past year. Construct 90% and 95% confidence intervals for the proportion. Interpret the results and compare the widths of the confidence intervals. …

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