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A child care organization commissioned a random survey to identify attitudes toward child-raising. A topic of interest was the difference between the beliefs of mean and women regarding discipline. The following table reports data on men's and women's attitudes toward spanking.
Attitudes toward spanking by Respondent Gender
Favor Spanking Male Female
Strongly 115 107
Somewhat 212 221
Oppose 73 109
Strongly oppose 18 42
chi-square = 13.1 , degree of freedom = 3, significance = 0.004.
No one has ever proved that the human fetus is not a person with rights. Therefore, abortion is morally wrong.
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compare the mean for the heights of males and the mean for the heights of females in these data. compare the values and
nbspcar size m3bodyyearyear9.941small cars2003less than 200510.251small cars1996less than 200510.699small
Explain in detail and provide an example of how do you convert a normal distribution to a standard normal distribution?
Test the hypothesis that the average SAT math scores from students in Pennsylvania and Ohio are different. A sample of 45 students from Pennsylvania had an average score of 552, whereas a sample of 38 Ohio students had an average score of 530.
The probability that a 7-ounce skein of a discount worsted weight knitting yarn contains a knot is 0.25. Goneril buys ten skeins to crochet an afghan.
in testing the difference between two population means which of the following assumptions is not true for the
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Describe the properties of marginal probability and conditional probability.
the quality-control manager at a light bulb factory needs to determine whether the mean life of a large shipment of
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