![To find the 90% confidence interval for the population variance when n = 15 and the population is known to be normally distributed, what values of chi- squared would you use? | Socratic To find the 90% confidence interval for the population variance when n = 15 and the population is known to be normally distributed, what values of chi- squared would you use? | Socratic](https://useruploads.socratic.org/JiIEg28QiOz0ZxbyM10T_2%20Output%20Image%20%28PNG%29.png)
To find the 90% confidence interval for the population variance when n = 15 and the population is known to be normally distributed, what values of chi- squared would you use? | Socratic
![The chi-square test showing percentage and 95% confidence interval of... | Download Scientific Diagram The chi-square test showing percentage and 95% confidence interval of... | Download Scientific Diagram](https://www.researchgate.net/publication/329780151/figure/tbl1/AS:705544088219648@1545226227367/The-chi-square-test-showing-percentage-and-95-confidence-interval-of-disease.png)
The chi-square test showing percentage and 95% confidence interval of... | Download Scientific Diagram
![SOLUTION: Find the 95% confidence interval for the standard deviation of the lengths of pipes if a sample of 11 pipes has a standard deviation of 12 inches. A. 70.3 < < 443.5 B. 13.0 SOLUTION: Find the 95% confidence interval for the standard deviation of the lengths of pipes if a sample of 11 pipes has a standard deviation of 12 inches. A. 70.3 < < 443.5 B. 13.0](http://i.imgur.com/fejkHg9.png)
SOLUTION: Find the 95% confidence interval for the standard deviation of the lengths of pipes if a sample of 11 pipes has a standard deviation of 12 inches. A. 70.3 < < 443.5 B. 13.0
![statistics - The concepts of "left" and "right" in the context of Chi-Square distributions - Mathematics Stack Exchange statistics - The concepts of "left" and "right" in the context of Chi-Square distributions - Mathematics Stack Exchange](https://i.stack.imgur.com/gWThF.jpg)
statistics - The concepts of "left" and "right" in the context of Chi-Square distributions - Mathematics Stack Exchange
![Chi Square 11.1 Chi Square. All the tests we've learned so far assume that our data is normally distributed z-test t-test We test hypotheses about parameters. - ppt download Chi Square 11.1 Chi Square. All the tests we've learned so far assume that our data is normally distributed z-test t-test We test hypotheses about parameters. - ppt download](https://images.slideplayer.com/37/10727684/slides/slide_16.jpg)