Combining the Sections 10. There is a theory that people who drink caffeine can run longer than those who do not. To test this theory a random sample of seven people who drink caffeine and a random...

a. state the null and alternative hypothesis

b. if appropriate, find the observed value, if not appropriate, state why not

c. find the p-value

d. if appropriate, find and interpret the CI

Extracted text: Combining the Sections 10. There is a theory that people who drink caffeine can run longer than those who do not. To test this theory a random sample of seven people who drink caffeine and a random sample of seven people who do not drink caffeine was obtained and their length of time they could run non-stop was measured, in seconds. Non-Caffeine drinkers 359 280 138 227 203 184 231 Caffeine drinkers 394 477 439 428 391 488 454 a. At the 5% significance level, can you conclude that those who drink ogfl than those who do nati