The article “Human Lateralization from Head to Foot: SexRelated Factors” (Science, 1978: 1291–1292) reports for both a sample of right-handed men and a sample of right-handed women the number of individuals whose feet were the same size, had a bigger left than right foot (a difference of half a shoe size or more), or had a bigger right than left foot.

Sample L > R L < R Size Men 2 10 28 40 Women 55 18 14 87 Does the data indicate that gender has a strong effect on the development of foot asymmetry? State the appropriate null and alternative hypotheses, compute the value of x2

, and obtain information about the P-value.