Once again asking about ANOVA (I don't know who all sees my questions) I do not understand the process the teacher gave us on this information handout, so are you able to help me solve
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
Once again asking about ANOVA (I don't know who all sees my questions) I do not understand the process the teacher gave us on this information handout, so are you able to help me solve the practice problem?
(The picture accidentally omits this text: "the following is data from satisfaction ratings recorded by 15 customers for 3 different fast food chains on a scale of 1-10")
![**ANOVA Table Construction Guide**
In this guide, we aim to construct an ANOVA table. Before achieving this objective, several preliminary steps are necessary.
### Data Sets
**Chain 1:**
- 7, 7, 6, 5, 3
**Chain 2:**
- 8, 9, 7, 6, 9
**Chain 3:**
- 9, 7, 8, 10, 8
### Hypothesis Setup
**Null Hypothesis (H₀):**
μ₁ = μ₂ = μ₃
(All group means are equal)
**Alternate Hypothesis (H₁):**
At least one pair of means is different.
### Calculations
At this stage, we must calculate the following quantities:
- **SST (Sum of Squares Total)**
- **SSB (Sum of Squares Between the 3 Groups):** This represents the "good" variance.
- **SSW (Sum of Squares Within the 3 Groups):** This represents the "bad" variance.
Thus, we have an additive model:
\[ \text{SST} = \text{SSB} + \text{SSW} \]
### Steps
**First Step: Calculate the SST**
Continue following steps to complete your ANOVA table analysis.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0006b8a3-e240-45c0-8cf4-aa38e5298454%2Fa638cfc7-7eaa-4f9d-ae32-710c1175ffd8%2Fu7mxi2.jpeg&w=3840&q=75)

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