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Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim.
-An article in a journal reports that 34% of American fathers take no responsibility for child care. A researcher claims that the figure is higher for fathers in the town of Littleton. A random sample of 234 fathers from Littleton yielded 96 who did not help with child care. Test the researcher's claim at the 0.05 significance level.
Superficial Pectoral
Refers to the muscles located at the front of the chest, involved in the movement of the shoulders and arms.
Sartorius
The longest muscle in the human body, running down the length of the thigh; it helps in flexing, abduction, and lateral rotation of the hip.
Gracilis
A slender muscle in the inner thigh, contributing to the adduction of the hip and flexion of the knee.
Pectineus
A muscle in the upper thigh that helps in hip flexion and adduction, aiding in movements like walking and running.
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