A sample of 40 house holds with children from Middleton was randomly selected. The mean length of time was 7.6 years, with a S.D.of 2.3 years. 55 households revealed the mean length of time was 8.1 years with S.D. 2.9 years. At .05 level of sig. can we conclude that students stayed in their district less Brockton students? Use the 5 step Hypothesis.
A sample of 40 house holds with children from Middleton was randomly selected. The mean length of time was 7.6 years, with a S.D.of 2.3 years. 55 households revealed the mean length of time was 8.1 years with S.D. 2.9 years. At .05 level of sig. can we conclude that students stayed in their district less Brockton students? Use