Question 5 5. The average cost of a college student's textbook purchases for one semester is $810 with a standard deviat

Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
Post Reply
answerhappygod
Site Admin
Posts: 899603
Joined: Mon Aug 02, 2021 8:13 am

Question 5 5. The average cost of a college student's textbook purchases for one semester is $810 with a standard deviat

Post by answerhappygod »

Question 5 5 The Average Cost Of A College Student S Textbook Purchases For One Semester Is 810 With A Standard Deviat 1
Question 5 5 The Average Cost Of A College Student S Textbook Purchases For One Semester Is 810 With A Standard Deviat 1 (20.5 KiB) Viewed 25 times
Question 5 5. The average cost of a college student's textbook purchases for one semester is $810 with a standard deviation of $92. a. If a random sample of 20 college students is selected, find the probability that the sample mean cost of textbook purchases for one semester is less than $775. (6 points) 12 pts b. If a random sample of 30 college students is selected, find the probability that the sample mean cost of textbook purchases for one semester is more than $850. (6 points) The answer to part a) is round final answers to 4 decimal places. and the answer to part b) is Please
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!
Top
Post Reply

Return to “Archived Questions & Answers”