Question
The director of library services at a college did a survey of types of books (by subject) in the circulation library. Then she used library
The director of library services at a college did a survey of types of books (by subject) in the circulation library. Then she used library records to take a random sample of 888 books checked out last term and classified the books in the sample by subject. The results are shown below.
Subject Area Percent of Books Number of Books in
on Subject in Circulation Sample on This Subject
Library on This Subject
Business 32% 262
Humanities 25% 210
Natural Science 20% 230
Social Science 15% 106
All other subjects 8% 80
Find the value of the chi-square statistic for the sample. (Round the expected frequencies to three decimal places. Round the test statistic to three decimal places.)
What are the degrees of freedom?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Linear Algebra A Modern Introduction
Authors: David Poole
3rd edition
9781133169574 , 978-0538735452
