WT there is no seasonal eflect on human births, we would expect equal numbers of children to be bom in each soason (winter, spring, summer, and fall) A student takes a census of ner stafiatics i and finds that of the 120 students in the class, 27 were bom in wiater, 35 in spring, 33 in summer, and 25 in fall. She wonders if the excess in the spring is an indieation that births are not uniform throughoud the year. Complete parts a through e below. a) 1 there is no ceascnal effoct, about hew big, on average, would you expect the x2 statisti to be (what is the mean of the x2 distribution)? The expectod x2 staliticie is (Type an integer or a decimal.).