Can children estimate their own reading ability? To study this question,investigators
Chapter 0, Problem 23(choose chapter or problem)
Can children estimate their own reading ability? To study this question,investigators asked 60 fifth-grade children to estimate their own reading ability, on a scale from 1 (low) to 5 (high). Figure 4.8 is a scatterplot of the childrensestimates (response) against their scores on a reading test (explanatory).7(a) What explains the stair-step pattern in the plot?(b) Is there an overall positive association between reading score andself-estimate?(c) There is one clear outlier. What is this childs self-estimated reading level?Does this appear to over- or underestimate the level as measured by the test?
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