Consider a data set data containing all German inhabitants, which is subsetted in the following process: data = subset(data, Gender == "female") data = subset(data, Status == "married") data = subset(data, Haircolor == "brown") Select which statements are true after all the subsets have applied. a) The data set contains all brown haired and married females worldwide. b) The data set contains all brown haired German inhabitants. c) The data set contains all brown haired and married female German inhabitants. d) The data set contains all brown haired, married, female German inhabitants with at least 2 children.

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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Consider a data set data containing all German inhabitants, which is subsetted in the following
process:
data = subset(data, Gender == "female")
data = subset(data, Status == "married")
data = subset(data, Haircolor == "brown")
Select which statements are true after all the subsets have applied.
a) The data set contains all brown haired and married females worldwide.
b) The data set contains all brown haired German inhabitants.
c) The data set contains all brown haired and married female German inhabitants.
d) The data set contains all brown haired, married, female German inhabitants with at least 2 children.

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