Mathematics, 10.05.2020 09:57 HolaConcheeDaBrycee
In 2008, the average household debt service ratio for homeowners was 12.9. The household debt service ratio is the ratio of debt payments (such as mortgage payments) to disposable personal income. You are asked to evaluate this debt ratio for the last 10 years using a random sample of 44 Americans with a mean of 13.88 and a standard deviation of 3.14.
1. Can you infer that the debt service ratio has increased since 2008? Use α = 0.05.
2. Report the value of the test statistics and critical value or p-value
Answers: 3
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Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?
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Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
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In 2008, the average household debt service ratio for homeowners was 12.9. The household debt servic...
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