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Answer all the questions : Q1. Compute chi-square test in R and discuss the tasks distribution? Q2. Extract the observed and the expected counts from the result of the test? Q3. Visualise the results with the suitable plot/s.

Answer all the questions : Q1. Compute chi-square test in R and discuss the tasks distribution? Q2. Extract the observed and the expected counts from the result of the test? Q3. Visualise the results with the suitable plot/s.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Answer all the questions : Q1. Compute chi-square test in R and discuss the tasks distribution? Q2. Extract the observed and the expected counts from the result of the test? Q3. Visualise the results with the suitable plot/s.
Use housetasks data sets from STHDA: http://www.sthda.com/sthda/RDoc/data/housetasks.txt. Wife Alternating Husband Jointly Laundry Main meal 156 14 124 20 Dinner 77 11 13 Breakfeast 82 36 15 Tidying 53 11 Dishes 32 24 53 Shopping 33 23 55 Official 12 46 23 15 Driving 10 51 75 Finances 13 13 21 66 Insurance 8 1 53 77 Repairs Holidays 160 1 153 Table 1: house-tasks dataset The data is a contingency table containing 13 house-tasks and their distribution. The rows are the different tasks and values are the frequencies of the tasks done as follows: • by the wife only • alternatively • by the husband only • or jointly 4B75%弱 旧3的T23 257b149g匹以弱鱼6
Transcribed Image Text:Use housetasks data sets from STHDA: http://www.sthda.com/sthda/RDoc/data/housetasks.txt. Wife Alternating Husband Jointly Laundry Main meal 156 14 124 20 Dinner 77 11 13 Breakfeast 82 36 15 Tidying 53 11 Dishes 32 24 53 Shopping 33 23 55 Official 12 46 23 15 Driving 10 51 75 Finances 13 13 21 66 Insurance 8 1 53 77 Repairs Holidays 160 1 153 Table 1: house-tasks dataset The data is a contingency table containing 13 house-tasks and their distribution. The rows are the different tasks and values are the frequencies of the tasks done as follows: • by the wife only • alternatively • by the husband only • or jointly 4B75%弱 旧3的T23 257b149g匹以弱鱼6
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