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that the distribution of sales among the departments has changed?Enter the p-value - round to 4 decimal places. Make sure you put a 0 in front of the decimal.Question 4 of 201.0/ 1.0 PointsClick to see additional instructionsThe permanent residence of adults aged 18-25 in the U.S. was examined in a survey from the year 2000. The survey revealed that 27% of these adults lived alone, 32% lived with a roommate(s), and 41% lived with their parents/guardians. In 2008, during an economic recessionin the country, another such survey of 1600 people revealed that 398 lived alone, 488 lived with a roommate(s), and 714 lived with their parents. Is there a significant difference in where young adults lived in 2000 versus 2008? Test with a Goodness of Fit test at α=0.05Enter the observed and expected counts for each category in the table below. Round to whole numbers.AloneRoommatesParents/GuardiansObserved Counts398488714Expected Counts432512656.Question 5 of 201.0/ 1.0 Points
An urban economist is curious if the distribution in where Oregon residents live is different todaythan it was in 1990. She observes that today there are approximately 3,109 thousand residents in NW Oregon, 902 thousand residents in SW Oregon, 244 thousand in Central Oregon, and 102 thousand in Eastern Oregon. She knows that in 1990 the breakdown was as follows: 72.7% NW Oregon, 20.7% SW Oregon, 4.8% Central Oregon, and 2.8% Eastern Oregon. Can she conclude that the distribution in residence is different today at a 0.05 level of significance?Hypotheses:H0: There is ________ in the distribution of Oregon residents today.H1: There is ________ in the distribution of Oregon residents today.
Question 6 of 201.0/ 1.0 PointsA college prep school advertises that their students are more prepared to succeed in college than other schools. To verify this, they categorize GPA’s into 4 groups and look up the proportion of students at a state college in each category. They find that 7% have a 0-0.99, 21% have a 1-1.99, 37% have a 2-2.99, and 35% have a 3-4.00 in GPA. They then take a random sample of 200 of their graduates at the state college and find that 19 hasa 0-0.99, 28 have a 1-1.99, 82 have a 2-2.99, and 71 have a 3-4.00. Can they conclude that the grades of their graduates are distributed differently than the general population at the school? Test at the 0.05 level of significance.Hypotheses:H0: There is ______ between the general population and the college prep students in GPA.H1: There is ______ between the general population and the college prep students in GPA.Select the best fit choices that fit in the two blank spaces above.