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STAT 2103 Lecture 18: Two slope design
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STAT 2103 Lecture 18:

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture 19: Scatter Plots & Correlation
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STAT 2103 Lecture 19:

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture 22: Multiple Regression
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STAT 2103 Lecture 22 Multiple Regression Multiple Regression: Predicting One Variable from Several Others Predicting a single Y variable from two or more X variables Describe and Understand the Relationship Understand the ...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 21: Test Statistic, Dependent And Independent Variables, Body Fat Percentage
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STAT 2103 Lecture 21 Simple Linear Regression Contd. + Regression Part 2 Outliers and Influential Observations Outliers lie outside the overall pattern Influential observations markedly change the correlation and regressio...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 20: Dependent And Independent Variables, Scatter Plot
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STAT 2103 Lecture 20 Simple Linear Regression Examining Relationships Start with a graph Look for an overall pattern and deviations from that pattern Add numerical descriptions of the data Correlation measures the strength...

Statistics
STAT 2103
Pallavi Chitturi
HRM 1101 Lecture Notes - Lecture 8: Pregnancy Discrimination Act, Cash Register, Equal Protection Clause
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Lecture 8 Culture Ethics What Is Culture Culture broadly defined: a shared set of values and a common understanding about appropriate modes of conduct o Culture is the collective programming of the mind Greet Hofstede Wha...

Human Resource Management
HRM 1101
You Jin Kim
HRM 1101 Lecture Notes - Lecture 9: Job Performance, In Essence, Performance Appraisal
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Lecture 9 Human Resource Management Topics Managing and Leading Today Leadership Motivation Communication Managerial Decision Making Strategic Planning Structure Teams Culture Whos the center of attention when we talked a...

Human Resource Management
HRM 1101
You Jin Kim
HRM 1101 Lecture Notes - Lecture 7: Bounded Rationality, Satisficing, Randomness
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Lecture 7 Communication & Decision Making The importance of communication Why Is Communication Central to Effective Relationships at Work? Success at Work o Ability to Share Information o Abi...

Human Resource Management
HRM 1101
You Jin Kim
STAT 2103 Lecture Notes - Lecture 11: Simple Random Sample, Confidence Interval, Central Limit Theorem
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STAT 2103 Lecture 11 Confidence Intervals Estimating with Confidence Statistical Interference Methods for drawing conclusions about a population from sample data are called Statistical Interference. Methods o Confidence I...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 17: Confidence Interval, Null Hypothesis, Fair Coin
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STAT 2103 Lecture 17 Inference for Proportion Contd. Review Confidence Interval The confidence interval is of the form o estimate z*std.dev Recall that the Standard Deviation of p is Since p is unknown, we replace it by p ...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture 10: Sampling Distributions Cont’d.
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STAT 2103 Lecture 10 Sampling Distributions Contd. Review Central Limit Theorem: If a population has the N(m, s) distribution, then the sample of n independent observations has the N (m, sn) distribution Fill in the blank...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 12: Confidence Interval, Normal Distribution, Standard Deviation
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STAT 2103 Lecture 12 Confidence Intervals Contd. Review: Analyzing Pharmaceuticals A manufacturer of pharmaceutical products analyzes a specimen from each batch of a product to verify the concentration of the active ingre...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 13: Confidence Interval, Statistical Inference, Randomized Experiment
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STAT 2103 Lecture 13 Tests of Significance Statistical Inference Methods for drawing conclusions about a population from sample data are called statistical inference Methods o Confidence Intervals estimating a value of a ...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture Notes - Lecture 14: Null Hypothesis, Test Statistic, Confidence Interval
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STAT 2103 Lecture 14 Tests of Significance Contd Review: State the null hypothesis H a0d the alternative hypotheses H . a o The test is designed to assess the strength of evidence against H ; H i0 tha statement we will acc...

Statistics
STAT 2103
Pallavi Chitturi
STAT 2103 Lecture 16: Inference for Proportions
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STAT 2103 Lecture 16 Inference for Proportions Categorical Variables A categorical variable places each individual into a category Examples: o Gender, race, occupation (inherently categorical) o Salary, test scores (values...

Statistics
STAT 2103
Pallavi Chitturi

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