# Question: The amount of caffeine milligrams in randomly sampled cups of

The amount of caffeine (milligrams) in randomly sampled cups of coffee was as follows:

a. Find the one-sided 99% confidence interval for the population mean caffeine content of a cup of coffee that claims “at least….”

b. Find the one-sided 99% prediction interval for the caffeine content of the next cup of coffee, again claiming “at least….”

a. Find the one-sided 99% confidence interval for the population mean caffeine content of a cup of coffee that claims “at least….”

b. Find the one-sided 99% prediction interval for the caffeine content of the next cup of coffee, again claiming “at least….”

**View Solution:**## Answer to relevant Questions

Intensities have been measured for eight flashlights. Find the appropriate t value from the t table to use for each of the following confidence interval calculations: a. Two-sided 95% confidence. b. Two-sided 99% ...View this database as a population. Consider the following sample of five employee numbers from this database: 24, 54, 17, 34, and 53. a. Find the average, standard deviation, and standard error for annual salary based on ...Repeat exercise 1 using a 95% confidence interval for a different random sample: employee numbers 4, 47, 45, 12, and 69. Also, answer the following: a. Find the average, standard deviation, and standard error for annual ...a. How is a one-sided test performed based on a confidence interval? b. How is a one-sided test performed based on the t statistic? a. What assumptions must be satisfied for a two-sided t test to be valid? b. Consider each assumption in turn. What happens if the assumption is not satisfied? What, if anything, can be done to fix the problem?Post your question