One-Way ANOVA Quiz
The question sheet
Reveal any answer as you study-
How many basic assumptions must be met to perform a one-way ANOVA test?
- Five
- Six
- Four
- Three
Reveal answer
Answer: Five
Source evidence
PDF page 733: Use the following information to answer the next five exercises. There are five basic assumptions that must be fulfilled to perform a one-way ANOVA test. What are they? 1 . Write one assumption. 2 . Write another assumption. 3 . Write a third assumption. 4 . Write a fourth assumption. 5 . Write the final assumption. 6 . State the null hypothesis for a one-way ANOVA test if there are four groups. 7 . State the alternative hypothesis for a one-way ANOVA test if there are three groups. 8 . When do you use an ANOVA test?
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In the men's weight example, groups of men come from how many different areas?
- Five
- Two
- Four
- Three
Reveal answer
Answer: Three
Source evidence
PDF page 734: Use the following information to answer the next seven exercises. Groups of men from three different areas of the country are to be tested for mean weight. The entries in Table 13.13 are the weights for the different groups.
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In the soccer example, girls are tested from how many different teams?
- Two
- Three
- Five
- Four
Reveal answer
Answer: Four
Source evidence
PDF page 734: Use the following information to answer the next eight exercises. Girls from four different soccer teams are to be tested for mean goals scored per game. The entries in Table 13.14 are the goals per game for the different teams.
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In the soccer example, what variable is being tested for the teams?
- Mean jump height
- Mean weight per player
- Mean goals scored per game
- Mean age of players
Reveal answer
Answer: Mean goals scored per game
Source evidence
PDF page 734: Use the following information to answer the next eight exercises. Girls from four different soccer teams are to be tested for mean goals scored per game. The entries in Table 13.14 are the goals per game for the different teams.
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In the basketball example, players were sampled regarding how high each player can:
- Jump
- Score
- Run
- Throw
Reveal answer
Answer: Jump
Source evidence
PDF page 735: Use the following information to answer the next seven exercises. Four basketball teams took a random sample of players regarding how high each player can jump (in inches). The results are shown in Table 13.15.
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In the video game example, the developer tests a new game on how many groups?
- Four
- Two
- Three
- Five
Reveal answer
Answer: Three
Source evidence
PDF page 735: Use the following information to answer the next seven exercises. A video game developer is testing a new game on three different groups. Each group represents a different target market for the game. The developer collects scores from a random sample from each group. The results are shown in Table 13.16.
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In the video game study, each group represents a different:
- Age of licensing
- Region of the country
- Soccer team
- Target market for the game
Reveal answer
Answer: Target market for the game
Source evidence
PDF page 735: Use the following information to answer the next seven exercises. A video game developer is testing a new game on three different groups. Each group represents a different target market for the game. The developer collects scores from a random sample from each group. The results are shown in Table 13.16.
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In the drivers license example, the numbers represent the age at which teens:
- Obtained their drivers licenses
- Bought a car
- Started driving school
- Graduated high school
Reveal answer
Answer: Obtained their drivers licenses
Source evidence
PDF page 736: Use the following information to answer the next three exercises. Suppose a group is interested in determining whether teenagers obtain their drivers licenses at approximately the same average age across the country. Suppose that the following data are randomly collected from five teenagers in each region of the country. The numbers represent the age at which teenagers obtained their drivers licenses.
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How many teenagers were sampled in each region for the drivers license study?
- Three
- Five
- Ten
- Four
Reveal answer
Answer: Five
Source evidence
PDF page 736: Use the following information to answer the next three exercises. Suppose a group is interested in determining whether teenagers obtain their drivers licenses at approximately the same average age across the country. Suppose that the following data are randomly collected from five teenagers in each region of the country. The numbers represent the age at which teenagers obtained their drivers licenses.
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In the basketball jump-height study, jump heights are measured in:
- Centimeters
- Meters
- Inches
- Feet
Reveal answer
Answer: Inches
Source evidence
PDF page 735: Use the following information to answer the next seven exercises. Four basketball teams took a random sample of players regarding how high each player can jump (in inches). The results are shown in Table 13.15.
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At what significance level is the basketball jump-height difference tested?
- 10 percent
- 50 percent
- 5 percent
- 1 percent
Reveal answer
Answer: 5 percent
Source evidence
PDF page 735: 32. At the 5 percent significance level, is there a difference in the mean jump heights among the teams?
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For the men's weight example, which quantity has a numerator df?
- The confidence level
- The p-value
- The sample mean
- The F statistic ratio
Reveal answer
Answer: The F statistic ratio
Source evidence
PDF page 734: 11. What is the df for the numerator?
PDF page 734: 15. What is the F statistic?
Statistics
Statistics by OpenStax, used under CC BY 4.0. Changes made by Stratacademy.
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