Question 1 (Unit 1). Answer the following questions: a. What are the two broad branches of statistics? What is the purpo

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Question 1 (Unit 1). Answer the following questions:
a. What are the two broad branches of statistics? What is the
purpose of each branch? Explain.
b. Write down the definition of a population. Write down the
definition of a sample.
c. What is the reason for taking a sample from the population?
Explain clearly.
d. What is the reason for taking the sample randomly? Explain
clearly.
e. What are the descriptive measures of a population? In
answering, include the notation for each.
f. What are the descriptive measures of a sample? In answering,
include the notation for each.
g. What is the reason that a sample estimate is subject to
error? Explain clearly.