Sociology Quiz Essay

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CS 2206 Questions 1-40 Answers Click Link Below To Buy: http://hwcampus.com/shop/cs-2206-questions-1-40-answers/ Or Visit www.hwcampus.com Question 1 of 40 2.5 Points A psychologist claims that more than 29 percent of the professional population suffers from problems due to extreme shyness. Assuming that a hypothesis test of the claim has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in non-technical terms. A. There is sufficient evidence to support the claim that the true proportion is less than 29 percent. B. There is not sufficient evidence to support the claim that the true proportion is greater than 29 percent. C. There is sufficient evidence to support…show more content…
97.5% B. 5% C. 2.5% D. 95% Reset Selection Question 19 of 40 2.5 Points A poll of 1,068 adult Americans reveals that 52% of the voters surveyed prefer the Democratic candidate for the presidency. At the 0.05 significance level, test the claim that more than half of all voters prefer the Democrat. A. Reject the null hypothesis. Conclude that there is insufficient evidence that more than half of all voters prefer Democrats. B. Do not reject the null hypothesis. Conclude that there is sufficient evidence that more than half of all voters prefer Democrats. C. Reject the null hypothesis. Conclude that there is sufficient evidence that more than half of all voters prefer Democrats. D. Do not reject the null hypothesis. Conclude that there is insufficient evidence that more than half of all voters prefer Democrats. Reset Selection Question 20 of 40 2.5 Points A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 1 in every one thousand. State the null hypothesis and the alternative hypothesis for a test of significance. A. H0: p = 0.001 Ha: p > 0.001 B. H0: p = 0.001 Ha: p < 0.001 C. H0: p > 0.001 Ha: p =…show more content…
4.4 B. 4.6 C. 4.8 D. 5.0 Reset Selection Mark for Review What's This? Question 29 of 40 2.5 Points One hundred people are selected at random and tested for colorblindness to determine whether gender and colorblindness are independent. The following counts were observed. Colorblind Not Colorblind Total Male 8 52 60 Female 2 38 40 Total 10 90 100 If gender and colorblindness are independent, find the expected values corresponding to the four combinations of gender and colorblindness, and enter them in the following table along with row and column totals. Colorblind Not Colorblind Total Male Female Total A. Male Colorblind 6.0; Male Not Colorblind 54.0 B. Male Colorblind 7.0; Male Not Colorblind 53.0 C. Male Colorblind 8.0; Male Not Colorblind 52.0 D. Male Colorblind 6.0; Male Not Colorblind 53.0 Question 30 of 40 2.5 Points The margin of error in estimating the population mean of a normal population is E = 9.3 when the sample size is 15. If the sample size had been 25 and the sample standard deviation did not change, would the margin of error be larger or smaller than 9.3? A. Smaller. E increases as the square root of the sample size gets
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