The secretary in a statistics department would like to estimate how much coffee to brew per day such that there is enough fresh coffee for the consumers in the department. Shedecides to take a random sample of 10 of the coffee drinkers in the department and asks them to indicate the number of cups of coffee they consume per day when they are in thedepartment. The results of her study are given: 3, 4, 4, 6, 4, 6, 5, 2, 5, and 3, The sample mean (exact) is__________ The sample standard deviation (round the answer to 3 decimal places) is__________ The 99 percent confidence interval for the average number of cups of coffee consumed per day by the consumers in this department is _________ cups to _________ cups (round the answer to 3 decimal places)

The secretary in a statistics department would like to estimate how much coffee to brew per day such that there is enough fresh coffee for the consumers in the department. Shedecides to take a random sample of 10 of the coffee drinkers in the department and asks them to indicate the number of cups of coffee they consume per day when they are in thedepartment. The results of her study are given: 3, 4, 4, 6, 4, 6, 5, 2, 5, and 3, The sample mean (exact) is____ The sample standard deviation (round the answer to 3 decimal places) is The 99 percent confidence interval for the average number of cups of coffee consumed per day by the consumers in this department is _ cups to _____ cups (round the answer to 3 decimal places)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 10CYU

See similar textbooks