A study of drug addicts in Amsterdam recorded how often each addict had recently injected drugs and whether or not the addict was infected with HIV, the virus that causes AIDS. Here is a two-way table of the numbers of addicts in each condition:

What is the chi-square statistic for this table?
A) 1.28
B) 2.77
C) 5.99
D) 7.81
E) 9.21

Question

A study of drug addicts in Amsterdam recorded how often each addict had recently injected drugs and whether or not the addict was infected with HIV, the virus that causes AIDS. Here is a two-way table of the numbers of addicts in each condition:

What is the chi-square statistic for this table?

What is the chi-square statistic for this table?
A) 1.28 
B) 2.77 
C) 5.99 
D) 7.81 
E) 9.21

Quizplus · Accepted Answer

The Answer of A study of drug addicts in Amsterdam recorded how often each addict had recently injected drugs and whether or not the addict was infected with HIV, the virus that causes AIDS. Here is a two-way table of the numbers of addicts in each condition:

What is the chi-square statistic for this table?
A) 1.28 
B) 2.77 
C) 5.99 
D) 7.81 
E) 9.21

A Study of Drug Addicts in Amsterdam Recorded How Often