CCJ 3678 Module 10 Homework Assignment | Documents and Forms | Research Papers

CCJ 3678 Module 10 Homework Assignment

CCJ 3678 Module 10 Homework Assignment PLDZ-1179
In Stock
$ 10.00 USD
Buy and Download   > Description

Module 6 Homework Assignment

An investigator analyzed the leading digits of the amounts from 200 checks issued by three suspect companies. The frequencies were found to be 68, 40, 18, 19, 8, 20, 6, 9, 12 and those digits correspond to the leading digits of 1, 2, 3, 4, 5, 6, 7, 8, and 9, respectively. If the observed frequencies are substantially different from the frequencies expected with Benford's law, the check amounts appear to be the result of fraud. Use a 0.05 significance level to test for goodness-of-fit with Benford's law.

  1. 2 test statistic.

Solution:

 

 

 

Instructor Comments:

 

  1. 2 critical value.

Solution:

 

 

 

Instructor Comments:

 

Solution:

 

 

 

Instructor Comments:

 

 

Alert nurses at the Veteran's Affairs Medical Center in Northampton, Massachusetts, noticed an unusually high number of deaths at times when another nurse, Kristen Gilbert, was working. Kristen Gilbert was arrested and charged with four counts of murder and two counts of attempted murder. When seeking a grand jury indictment, prosecutors provided a key piece of evidence consisting of the table below. Use a 0.01 significance level to test the defense claim that deaths on shifts are independent of whether Gilbert was working.

 

Shifts With a Death

Shifts Without a Death

Gilbert Was Working

40

217

Gilbert Was Not Working

34

1350

 

  1. 2 test statistic.

Solution:

 

 

 

Instructor Comments:

                             

  1. 2 critical value.

Solution:

 

 

 

Instructor Comments:

 

Solution:

 

Module 6 Homework Assignment An investigator analyzed the leading digits of the amounts from 200 checks issued by three suspect companies. The frequencies were found to be 68, 40, 18, 19, 8, 20, 6, 9, 12 and those digits correspond to the leading di
Recent Reviews Write a Review
0 0 0 0 reviews