STA2023 Statistics

Lectures are limited to main concepts and solving examples. Most of the time, we will be solving problems in class. In every class.

The use of a graphing calculator is strongly recommended: Casio 9750, TI 84 or similar.

Syllabus STA2023 ref 2214
MW 5:40 - 7:20 pm
May 10th - July 28th

Casio FX-9750GII

Guide for Introductory Statistics
by David Diez, OpenIntro.

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

Mathematics of a Lady Tasting Tea
By SIR RONALD A. FISHER

Entering Data: TI-83 & TI-84

1-Variable Statistics and Box Plots on a Casio fx-9750GII

Normal Dist Tail Areas on TI-83 & TI-84 Plus

Casio fx-9750GII - Binomial distribution:

Normal Distribution Tables:

STA2023: Summer 2021, Schedule.

5/10      1.1, 1.2 Descriptive/Inferential Statistics and Variable Types
2.1         Organizing Data.
2.2         Histograms.
2.3         Other Types of Graphs
Chapter 1 Notes. Charts that matters.
Practice 01

5/12      3.1   Measures of Central Tendency
3.2         Measures of Variation
3.3         Measures of Position
Handout: Mean, median, variance: calculations.
Handout:
Chapters 1, 2, 3 concepts summary pdf.
Practice 02

5/17      Review 01 | Review 01 Ans
5/19      Test 1 on ALEKS 5:40 - 7:20 pm

5/24      4.1 Sample Space and Probability.
Notes on Probability. HW Examples Section 4.2
Practice 03 | Practice 03 Answers.

5/26      4.3 Multiplication Rule and Conditional Probability
4.4         Counting Rules.
4.5         Probability and Counting Rules.
Practice 04 | Practice 04 Answers.
HW Ex Sec 4.1 | HW Ex Sec 4.2 | HW Ex Sec 4.3 | HW Ex Sec 4.4 | HW Ex Sec 4.5
Working with Playing Cards Probability questions.

6/2         Review 02 | Review 02 Ans.
6/7         Test 2 on ALEKS 5:40 - 8:40 pm

6/9       5.1 Probability Distributions
5.2         Mean, Variance, Standard Deviation, and Expected Value.
Chapter 5 Notes | Practice 05 | Practice 05 Ans
6/14      5.3 The Binomial Distribution
Additional questions: Two binomial probability experiments.
Binomial distribution calculations: using formula and graphing calculators (TI83, TI84 & Casio 9750).
Practice 06 | Practice 06 Ans
6/16      6.1 Normal Distribution
6.2         Applications of the Normal Distribution.
6.3         The Central Limit Theorem
The Normal dist on TI83. Norm dist on TI84. Normal dist on Casio9750GII
Chapter 6 Notes | Practice 07 | Practice 07 Ans.

6/21      Review 03 | Review 03 Ans.
6/23      Test 3 on ALEKS 5:40 - 8:40 pm

6/28     7.1  Confidence Intervals for Mean Sigma Known
7.2        Confidence Intervals for Mean Sigma Unknown
Notes on Confidence Intervals | Practice 08 | Practice 08 Ans.
Confidence Intervals Summary
Instructions on how to construct CIs using TI83 and 84.
Instructions on how to construct CIs using Casio9750GII and 9860GII.

6/30     7.3  Confidence Intervals for Proportions
Practice 09 | Practice 09 Ans.

7/7       8.1   Hypothesis Testing
8.2    Z-Test for Mean
Notes on Hypothesis testing | Practice 10 | Practice 10 Ans

7/12       8.3  T-Test for Mean
Practice 11 | Practice 11 Ans

7/14       8.4  Z-Test for Proportion
Hypothesis Testing by CASIO Graphing Calculators.
Hypothesis Testing by TI Graphing Calculators.
Practice 12 | Practice 12 Ans

7/19       Review 04 | Review 04 Ans | Formula Sheet
7/21       Test 4 on ALEKS (online) from 5:00 - 8:30 pm

7/26       Final Review | Final Review Ans

7/28       Make-up test (on paper), room 9120, 10 am - 2.00 pm
7/28       Final on ALEKS (online): 12:01 noon, 8:01 pm

Instructions on how to use calculators (Statistics):
Scientific calculators like TI 36 Pro, TI 30 II, Casio fx 115 ES only perform a limited number of operations ( Chapter 3):

A) Descriptive Statistics in TI 83 & 84.
B) Normal CDF in TI 83 & 84.
C) Descriptive Statistics and Normal CD in TI 36 pro.
D) Descriptive Statistics in TI 30 II.
E) Descriptive Statistics and Normal CD on Casio fx115ES.
F) TI-NSpire: descriptive statistics by Dr. L Schultz.
G) TI-NSpire: Normal distribution by Dr. L Schultz.
H) TI-83 & TI-84 Tips for Statistics by Univ of Illinois.
I) Casio FX-9750GII Statistics by David Diez, OpenIntro.

Excel file
from ALEKS
The McDonalds lunch service times dataset in excel.
Normal distribution pdf
Conf Interval summary
Two means