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1. Is gender associated with a person's environmental awareness? Two hundred randomly selected individuals were surveyed about their environmental awareness. Participants were asked about recycling,

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1. Is gender associated with a person's environmental awareness? Two hundred randomly selected individuals were surveyed about their environmental awareness. Participants were asked about recycling, use of aerosol sprays, and various other environmental concerns. A point system was developed to score the individuals' responses. Once the points were tallied, individuals were broken up into categories of environmental awareness. Those with scores of 8 to 10 were considered to be very environmentally aware, scores of 4 to 6 moderately aware, and 3 or less not aware. The results are shown in the following table: Very Moderately Not environmentally environmentally environmentally aware aware aware Male 30 21 45 Female 42 34 28 Run an appropriate test of significance at o = 0.05 to see if the data provide evidence that gender is associated with one's environmental awareness. (24 points)2. The following information was collected on 20 randomly chosen high school students, which compared their IQ score to musical aptitude. Row 10 Score Mus.Apt. 30 106 37 110 35 104 28 17 114 45 123 33 100 18 90 24 88 18 107 30 12 105 30 13 111 32 14 108 33 15 110 38 16 143 42 17 108 40 20 19 104 23 20 25 Descriptive Statistics Variable N Mean Median TrMean SIDev SEMean 1Q Score 20 105.90 104 50 104.83 11.60 2.59 Mus.Apt 20 29.90 30.00 8.27 1.85 Variable Min Max Q1 03 0 Score 88.00 143.00 98.00 110.00 Mus.Apt 17.00 45.00 23.25 36.50 Regression Analysis The regression equation is Prod ctor Conf Stdow t-ratio P Constant -22.26 12.94 -1.72 0.102 10 Score 0.4925 0 1215 $ = 6 143 R-sq = 47 7% R-squad) = 44.8%

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