Mr. Gotcha administers a "lie detection" test to a population of job applicants. He correctly states that, on average, his test is correct 80% of the time. The table below has to do with his study. ACTUAL Liar Truth teller Liar 160 TEST RESULT Truth teller 640 200 800 1,000 What is the base rate of lying in the population he is studying? 40/1000 = 4% 160/1000 = 16%

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Topic Video
Question
Mr. Gotcha administers a "lie detection" test to a population of job applicants. He correctly states that, on average, his test is correct
80% of the time. The table below has to do with his study.
АCTUAL
Liar
Truth teller
Liar
160
TEST RESULT
640
Truth teller
200
800
1,000
What is the base rate of lying in the population he is studying?
40/1000 = 4%
160/1000 = 16%
%3D
200/1000 = 20%
%3D
160/320 = 50%
%3D
640/1000 = 64%
Transcribed Image Text:Mr. Gotcha administers a "lie detection" test to a population of job applicants. He correctly states that, on average, his test is correct 80% of the time. The table below has to do with his study. АCTUAL Liar Truth teller Liar 160 TEST RESULT 640 Truth teller 200 800 1,000 What is the base rate of lying in the population he is studying? 40/1000 = 4% 160/1000 = 16% %3D 200/1000 = 20% %3D 160/320 = 50% %3D 640/1000 = 64%
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Data Collection, Sampling Methods, and Bias
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman