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1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she does most of their banking througl the mobile app, online, or at their local branch. Here are the results: Age Group Under 30 31-45 46-60 Over 60 ТОTAL Preferred Banking Mobile App 25 28 14 Method Online 18 21 21 10 Branch Bank 12 14 17 25 ТОТAL

1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she does most of their banking througl the mobile app, online, or at their local branch. Here are the results: Age Group Under 30 31-45 46-60 Over 60 ТОTAL Preferred Banking Mobile App 25 28 14 Method Online 18 21 21 10 Branch Bank 12 14 17 25 ТОТAL

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 8E
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Perform the appropriate statistical test to determine if there is a difference in the banking preference of these four age groups using the four step process. (Attachment)

1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she does most of their banking through the mobile app, online, or at their local branch. Here are the results: Age Group Under 30 31-45 46-60 Over 60 TOTAL Preferred Banking Mobile App 25 28 14 Method Online 18 10 Branch Bank 12 14 17 25 ТОTAL 21 21
Transcribed Image Text:1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she does most of their banking through the mobile app, online, or at their local branch. Here are the results: Age Group Under 30 31-45 46-60 Over 60 TOTAL Preferred Banking Mobile App 25 28 14 Method Online 18 10 Branch Bank 12 14 17 25 ТОTAL 21 21
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