Researchers designed a survey to compare the proportions of children who come to school without eating breakfast in two low-income elementary schools. A random sample of 80 students from School 1 found that 19 had not eaten breakfast. At School 2, a random sample of 150 students included 26 who had not had breakfast. Is there evidence at the 0.05 significance level of a difference in the population proportions?
a) What is the critical value for this test?
b) What is the p-value for this test?
c) What is the test statistic for this test?
d) What is the decision for this test?
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