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STA2023 Statistics


If you change the way you look at things, the things you look at change.
Max Plank

The real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
Marcel Proust


Hist
Mountains as historgrams:
Image generated by Bing

 


photo
Carlos Sotuyo
Instructor

STA2023 Statistics

Syllabus STA2023

MDC Live.

Miami Dade College:
2026 Calendar

 


die
..Important Formulas
z, t scores tables by Bluman.
T Table ALEKS.

The use of a graphing calculator
is strongly recommended:
Casio fx-9750GII or GIII.
OR
Texas instruments, TI84

 


arrow


Casio FX-9750GII

Guide for Introductory Statistics
by David Diez, OpenIntro.




TI-83 & TI-84 Tips
for Statistics
math.uic.edu

TI84

 

 


im

A Lady Tasting Tea
By SIR RONALD A. FISHER

 

 

Run R code online

Rstudio

 

 

Population vs sample:
rabbits
Whiteboard i
Whiteboard ii
Whiteboard e

 

 

Latex

TYPESETTING basic math
in MS Word - LaTex

Spring of 2026, Miami Dade College


Tues-Thurs: 8:00 AM - 10:30 AM
Online

 

3/03 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.

3/10 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

3/12 Review 01 || Review 01Ans 8:00 AM -9:00 AM
3/12 Test 1: 9:00 AM-10:30 PM || Test 1 Formula sheet.

None

3/17 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
3/19 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

3/31  Review 02 || Review02Ans: 8:00 AM -9:00 AM
3/31 Test 2: 9:00 AM-10:30 PM|| Test 2 Formula Sheet

none
Image generated by Bing

4/02 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)

4/07 6.1 Normal Distribution. Notes Chapter 6
Practice16 || Practice16AnsImage generated by Bing
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

4/09 Review 03 || Review03Ans
4/14  Test 3: 8:00 AM-10:30 PM|| Test 3 Formula Sheet

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4/16  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....
4/21 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

4/23  Review 04 || Review4Ans
4/28 Test 4: 8:00 AM-10:30 PM|| Test 4 Formula Sheet
4/30 Retake // Make-up Test: 8:00 AM-10:30 PM