2. (4) A pediatrician wants to determine the relation that exists between a child's height and head She randomly selects 11 children from her practice, measures their heights and head and obtains the following data. Height (inches) 27.75 24.5 25.5 26 25 27.75 26.5 27 26.75 26.75 27.5 Head Circumference 17.5 17.1 17.1 17.3 16.9 17.6 17.3 17.5 17.3 17.5 17.5 inches) circumference. circumference, Use 0.05 level of significance to test whether there is a linear correlation between a child's height and head circumference. Assume requirements satisfied.

ENGR.ECONOMIC ANALYSIS
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2. (4) A pediatrician wants to determine the relation that exists between a child's height and head
circumference. She randomly selects 11 children from her practice, measures their heights and head
circumference, and obtains the following data.
27.75 24.5 25.5 26
Height (inches)
25
Head Circumference 17.5 17.1 17.1 17.3 16.9
(inches)
27.75 26.5 27 26.75 26.75 27.5
17.6 17.3 17.5 17.3 17.5 17.5
Use 0.05 level of significance to test whether there is a linear correlation between a child's height
and head circumference. Assume requirements satisfied.
Transcribed Image Text:2. (4) A pediatrician wants to determine the relation that exists between a child's height and head circumference. She randomly selects 11 children from her practice, measures their heights and head circumference, and obtains the following data. 27.75 24.5 25.5 26 Height (inches) 25 Head Circumference 17.5 17.1 17.1 17.3 16.9 (inches) 27.75 26.5 27 26.75 26.75 27.5 17.6 17.3 17.5 17.3 17.5 17.5 Use 0.05 level of significance to test whether there is a linear correlation between a child's height and head circumference. Assume requirements satisfied.
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