Joanna wants to compare the percentage of students in 4 year…
Joanna wants to compare the percentage of students in 4 year colleges who work full time and the proportion of students in 2 year community colleges who work full time. She takes an SRS of 140 community college students and finds 65 work full time. She takes a sample of 200 students from 4 year colleges and find that 70 work full time. Is there sufficient evidence to suggest that a different percentage work full time? Q1: This is a [twosample] [proportions] test. Q2: This is a [twosided] test Q3: At the 5% significance level the Critical Value(s) defining the rejection region are [CV] Q4: The conclusion is [C1] Q5: If the proportions really are the same, what type of error was made? [error]
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