Mathematics, 05.05.2020 20:35 theangelsanchez
A Michigan study concerning preference for outdoor activities used a questionnaire with a six-point Likert-type response in which 1 designated "not important" and 6 designated "extremely important." A random sample of n1 = 41 adults were asked about fishing as an outdoor activity. The mean response was x1 = 4.9. Another random sample of n2 = 42 adults were asked about camping as an outdoor activity. For this group, the mean response was x2 = 4.2. From previous studies, it is known that σ1 = 1.2 and σ2 = 1.6. Does this indicate a difference (either way) regarding preference for camping versus preference for fishing as an outdoor activity? Use a 5% level of significance. Note: A Likert scale usually has to do with approval of or agreement with a statement in a questionnaire. For example, respondents are asked to indicate whether they "strongly agree," "agree," "disagree," or "strongly disagree" with the statement.
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Mathematics, 21.06.2019 15:00, katie18147
Answer this question only if you know the answer! 30 points and
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Mathematics, 21.06.2019 21:30, kalieghcook
If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.
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