Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

The amount of coffee that people drink per day is normally distributed with a mean of 16 ounces and a standard deviation of 5.5

image text in transcribed

The amount of coffee that people drink per day is normally distributed with a mean of 16 ounces and a standard deviation of 5.5 ounces. 8 randomly selected people are surveyed. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - N b. What is the distribution of ? - N( c. What is the probability that one randomly selected person drinks between 14.5 and 16.5 ounces of coffee per day? d. For the 8 people, find the probability that the average coffee consumption is between 14.5 and 16.5 ounces of coffee per day. e. For part d), is the assumption that the distribution is normal necessary? O No Yes f. Find the IQR for the average of 8 coffee drinkers. Q1= Q3 ounces ounces IQR: ounces

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Statistical Inference

Authors: George Casella, Roger L. Berger

2nd edition

0534243126, 978-0534243128

More Books

Students also viewed these Mathematics questions

Question

Draw a labelled diagram of the Dicot stem.

Answered: 1 week ago