Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another. Bank of America selected a random sample of 400 adults and asked them to report their credit score range and their income range. The following contingency table presents these results. Credit Score Class Less than 650 650–750 More than 750 Income < $50,000 31 21 21 $50,000 ≤ Income < $100,000 41 57 45 $100,000 ≤ Income < $150,000 54 24 22 Income ≥ $150,000 35 24 25 The test statistic for this sample is ________. Multiple Choice 15.380 16.934 20.665
Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another. Bank of America selected a random sample of 400 adults and asked them to report their credit score range and their income range. The following contingency table presents these results. Credit Score Class Less than 650 650–750 More than 750 Income < $50,000 31 21 21 $50,000 ≤ Income < $100,000 41 57 45 $100,000 ≤ Income < $150,000 54 24 22 Income ≥ $150,000 35 24 25 The test statistic for this sample is ________. Multiple Choice 15.380 16.934 20.665
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
Related questions
Question
Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another. Bank of America selected a random sample of 400 adults and asked them to report their credit score
Credit Score | |||
Class | Less than 650 | 650–750 | More than 750 |
Income < $50,000 | 31 | 21 |
21 |
$50,000 ≤ Income < $100,000 | 41 | 57 | 45 |
$100,000 ≤ Income < $150,000 | 54 | 24 | 22 |
Income ≥ $150,000 | 35 | 24 | 25 |
The test statistic for this sample is ________.
Multiple Choice
-
15.380
-
16.934
-
20.665
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