Answer:
CHAPTER 1: INTRODUCTION
1.1 The Basics
Definition: statistics
Statistics is the science of collecting, organizing, interpreting, and learning from data.
COURSE GOAL:
Learn how to use statistical methods to translate data into knowledge so that we can investigate
questions in an objective manner. Here are some examples of questions we’ll have the tools to
answer before the end of the semester:
1. How can we estimate the percentage of American citizens who would vote for Hillary Clinton
if the presidential election were held today? How certain are we about our estimate?
2. What is the relationship between the amount of time spent studying and the score received
on an exam?
3. Is there an association between smoking and divorce? If so, does that mean smoking causes
divorce?
THREE ASPECTS OF STATISTICS
1. Design: Planning how to obtain data to answer the question of interest.
2. Description: Summarizing the data that are obtained.
3. Inference: Using sample data to learn about the population: make decisions and
predictions based on the data for answeri
Step-by-step explanation:
that is orthogonal to the first two.
.