A researcher is 95% confident that the interval from 19.7 posts
to 27.3 posts captures Mu the true mean amount of posts high school
students make daily on social media.
Is there evidence that the true mean number of posts high school
students make is less than 27?
No. There is not evidence for the population mean to be less
than 27, because 27 is within the 95% confidence interval.
No. There is not evidence for the population mean to be less
than 27, because there are values greater than 27 within the 95%
confidence interval.
Yes, there is evidence for the population mean to be less than
27, because 27 is within the 95% confidence interval.
Yes, there is evidence for the population mean to be less than
27, because 27 is closer to the upper bound of the 95% confidence
interval than the lower bound.
- A Researcher Is 95 Confident That The Interval From 19 7 Posts To 27 3 Posts Captures Mu The True Mean Amount Of Posts 1 (76.7 KiB) Viewed 161 times
Cumulative Exam Cumulative Exam Active TIME REMAINING 11 12 13 14 15 16 17 18 19 20 50:46 A researcher is 95% confident that the interval from 19.7 posts to 27.3 posts captures the true mean amount of posts high school students make daily on social media. Is there evidence that the true mean number of posts high school students make is less than 27? O No. There is not evidence for the population mean to be less than 27, because 27 is within the 95% confidence interval. O No. There is not evidence for the population mean to be less than 27, because there are values greater than 27 within the 95% confidence interval. O Yes, there is evidence for the population mean to be less than 27, because 27 is within the 95% confidence interval. OYes, there is evidence for the population mean to be less than 27, because 27 is closer to the upper bound of the 95% confidence interval than the lower bound. Mark this and return Save and Exit Next Submit