Question
What is your favorite color? A large survey of countries, including the United States, China, Russia, France, Turkey, Kenya, and others, indicated that most people
What is your favorite color? A large survey of countries, including the United States, China, Russia, France, Turkey, Kenya, and others, indicated that most people prefer the color blue. In fact, about 24% of the population claim blue as their favorite color.Suppose a random sample ofn=56college students were surveyed andr=13of them said that blue is their favorite color. Does this information imply that the color preference of all college students is different (either way) from that of the general population? Use= 0.05.(a) What is the level of significance?
What is the value of the sample test statistic? (Round your answer to two decimal places.)
(c) Find theP-value of the test statistic. (Round your answer to four decimal places.)
23.
The following is based on information fromThe Wolf in the Southwest: The Making of an Endangered Species, by David E. Brown (University of Arizona Press). Before 1918, the proportion of female wolves in the general population of all southwestern wolves was about 50%. However, after 1918, southwestern cattle ranchers began a widespread effort to destroy wolves. In a recent sample of37wolves, there were only11females. One theory is that male wolves tend to return sooner than females to their old territories, where their predecessors were exterminated. Do these data indicate that the population proportion of female wolves is now less than 50% in the region? Use= 0.01.(a) What is the level of significance?
What is the value of the sample test statistic? (Round your answer to two decimal places.)
(c) Find theP-value of the test statistic. (Round your answer to four decimal places.)
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