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Lecture 1

School

Rutgers UniversityDepartment

Statistics and BiostatisticCourse Code

01:960:285Professor

Moondra ShyamLecture

1This

**preview**shows half of the first page. to view the full**2 pages of the document.**Intro to Stats for Business (1/16/2018)

Office hours not on syllabus include:

Milledoler building after 5 :50pm T TH

Voorhees Hall before 2:50pm T TH

TA’s hae additioal hous that ill be posted o “akai

Homework: Read all of chapter 1 except for 1.4, Do HW from chapter 1 that is posted on sakai

Chapter 1 notes

• Population: A universal/complete set of objects/elements to be studied

• Sample: A subset of population

• Variable: A characteristic or property of the population that is of interest

• Inference: An estimate or prediction about the population based on sample data

• Measure of Reliability of Inference: A uatitatie easue of goodess of the

inference

Statistics Probability (Chapters 3,4)

Descriptive Stats (Chapters 1,2) Inferential Stats (Chapters 5,6,7,8)

• What is Statistics? -Analyzing data and drawing conclusions

• Wall Street Analysts use stats, pharm drug testers use stats, everyone uses stats!

• Types of data

o Qualitative(categorical)

o Quantitative (numerical and with units)

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