MDC, STA2023: Summer of 2025
6/24 1.1, 1.2
Descriptive/Inferential Statistics and Variable Types.
Notes: Concepts Summary
Practice1 || Practice 01Ans
2.1 Organizing
Data
Notes: Organizing and summarizing data, page 1
Rules to construct a frequency distribution
Practice2 || Practice 02Ans || Practice2_data
2.2; 2.3 Histograms & Other Types
of Graphs.
Notes: Organizing and summarizing data, page 2
Notes: On Histograms (Excel steps included)
Notes3_Data
Practice3 || Practice03Ans || Practice3_data
Download Normtemp
Excel file.
Download McDonald waiting time data file.
6/26 3.1 Measures of Central Tendency
Measures of central tendency: mean, median, mode, midrange
Finding the Mean of a Freq. Distribution, example.
Using the Data Analysis Tool to generate Descriptive Statistics
Practice4 || Practice04Ans
3.2 Measures of
Variation.
Measures of Variation: Range, Variance, Standard deviation, Coefficient of Variation
Practice5 || Practice05Ans
3.3 Measures of
Position
Notes: Measures of position
Practice6&7 || Practice6&7Ans
Installing analysis ToolPack in Excel: Windows|| Mac
7/01 Review 01 || Review 01Ans 11:40 AM -1:00 PM
7/01 Test
1: 1:30 PM-3:00 PM || Test 1 Formula sheet.
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7/03 4.1, 4.2 Sample Space and Probability. The Addition
Rule.
4.1 Notes on probability
4.2 Notes on probability
Practice08 || Practice08Ans
Practice 9 || Practice09Ans
4.3 Multiplication Rule and Conditional Probability.
4.3 Notes on probability
Practice 10 || Practice10 Ans
4.4 Counting
Rules
4.4 Notes on probability
Practice11 || Practice11 Ans
4.5 Probability
and Counting Rules
4.5 Notes on probability
Probability and counting rules, examples.
Practice12 || Practice12 Ans
7/08 Review
02 || Review 02 Notes & Solutions
7/08 Test 2: 1:30 PM-3:00 PM|| Test 2 Formula Sheet
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7/10 5.1 Probability Distributions.
Notes Discrete Probability Distributions
Practice13 || Practice13 Ans
5.2 Mean,
Variance, Standard Deviation, and Expected Value.
Practice14 || Practice14 Ans
5.3 The
Binomial Distribution.
Practice15 || Practice15 Ans
Binomial distribution calculations: (Formula, TI84
& Casio 9750).
Additional questions: Two binomial probability experiments.
Answer to question 1 of Two Binomial prob experiments:
Click here for TI 83,
Click
here for Casio 9750GII and Here
for TI84.
Binomial Tables (students should use a calculator instead)
7/15 6.1 Normal Distribution. Notes Chapter 6
Practice16 || Practice16Ans
6.2 Applications
of the Normal Distribution.
Practice17 || Practice17Ans
6.3 The Central
Limit Theorem.
Practice18 || Practice18Ans
Normal distribution using formulas
Normal distribution on Casio9750GII
Norm distribution on
TI84
7/17 Review 03 || Review03Ans
7/17 Test 3: 1:30 PM-3:00 PM|| Test 3 Formula Sheet
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7/22 7.1 Confidence Intervals. Whiteboard.
7.2 Confidence Intervals for Means, sigma known.
Confidence
Intervals Summary
Practice 19 || Practice19Ans
7.3 Confidence Intervals for Means, sigma unknown.
Practice 20 || Practice20Ans
7.4
Confidence Intervals for Proportions.
Practice 21 || Practice21Ans
Confidence Intervals: Review
Questions || Answers
Instructions
on how to construct CIs using TI83 and 84.
Instructions
on how to construct CIs using Casio9750GII and 9860GII.
....Hyphothesis Testing....
7/24 8.1, 8.2 Hypothesis Testing. Z-Test for Mean.
Brief Notes on Testing
Questions on Null vs Alternative Hypothesis
Practice 22 || Practice22Ans
8.3
T-Test for Mean
Practice 23 || Practice23Ans
8.4
Z-Test for Proportion
Practice 24 || Practice24Ans
7/29 Review
04 || Review4Ans
7/29 Test 4: 1:30 PM-3:00 PM|| Test 4 Formula Sheet
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7/31 Retake or make-up test: 11:40 AM-03:00 PM
Retake a test to improve your grades.