Sia
Question
Math
Posted 6 months ago
Francesca gathered groups of 1 to 8 people and gave every group the same puzzle to solve. She recorded the number of minutes it took each group to solve the puzzle and plotted the results:
Here's Francesca's description of the scatterplot:
There is a strong nonlinear association between group size and time. There don't seem to be any outliers.
What, if anything, is missing from this description?
Choose 1 answer:
(A) Form
(B) Direction
(c) Strength
(D) Outliers
(E) Nothing is missing; this is a complete description.
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Answer from Sia
Posted 6 months ago
Solution by Steps
step 1
Analyze the description given by Francesca for the scatterplot
step 2
Identify the elements of the description related to form, direction, strength, and outliers
step 3
Compare the elements identified with the components required for a complete description of a scatterplot
step 4
Recognize that the description includes information about the strength ("strong"), direction ("nonlinear association"), and outliers ("There don't seem to be any outliers"). However, it lacks a specific mention of the form of the relationship
1 Answer
(A) Form
Key Concept
Scatterplot Description Components
Explanation
A complete description of a scatterplot includes the form, direction, strength, and presence of outliers. Francesca's description is missing an explicit mention of the form of the relationship between group size and time.
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