Question: The following data represent the age in weeks at which
The following data represent the age (in weeks) at which babies ﬁrst crawl based on a survey of 12 mothers conducted by Essential Baby. Construct and interpret a 95% conﬁdence interval for the mean age at which a baby ﬁrst crawls. Use the normal probability plot and boxplot to assist in verifying the model requirements.
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