A random variable represents the weight of the children in kilograms. For a random sample of 128, the average is 6.4 kil

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

A random variable represents the weight of the children in kilograms. For a random sample of 128, the average is 6.4 kil

Post by answerhappygod »

A random variable represents the weight of the children in
kilograms. For a random sample of 128, the
average is 6.4 kilograms and a data distribution spread of 3.2
kilograms. Find the probability that the
mean weight of the children (a) exceed 7 kilograms (b) at most 5.4
kilograms (c) at least 6.4 kilograms
but not more than 6.8 kilograms
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”