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Question 2 (1 point) The average rating of a certain book by 33 reviewers is 4.6 on a scale of 1 to 5. Is this

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Question 2 (1 point) The average rating of a certain book by 33 reviewers is 4.6 on a scale of 1 to 5. Is this statement an example of descriptive or inferential statistics? It is an example of descriptive statistics because it summarizes the information in a sample. It is an example of descriptive statistics because it uses a sample to make a claim about a population a It is an example of inferential statistics because it summarizes the information in a sample. It is an example of inferential statistics because it uses a sample to make a claim about a population. Question 3 (1 point) Question 4 (1 point) Select all examples of qualitative data. income marital status age religion social class weight Question 5 (1 point) A_______ is any large collection of objects or individuals, such as Americans, students, or trees about which information is desired. O population sample O parameter data Question 6 (1 point) A researcher wishes to estimate the average weight of newborns in South America in the last five years. He takes a random sample of 235 newborns and obtains an average of 3.27 kilograms. What is the parameter of interest? all newborns in South America 235 South American newborns O average weight of newborns in South America O average weight of newborns Question 9 (1 point) You want to study the average weight of women aged 25-35 across Canada. For your study, you select a sample of 30 pregnant women. Is this a representative sample? Yes No Not enough information to be able to determine Question 10 (1 point) A sociologist wishes to estimate the proportion of all adults in a certain region who have never married. In a random sample of 1320 adults, 145 have never married, hence about 11% have never married. What is the population of interest? 145 adults who have never married all adults in a certain region who have never married 1320 adults all adults around the world Question 13 (1 point) You want to know the mean income of the subscribers to a particular magazine. You a draw a random sample of 100 subscribers and determine that their mean income is $27,500. What is the parameter in this example? magazine O mean income O total income O subscribers of a magazine 3 Question 14 (1 point) 6 Select all of the following that apply to inferential statistics. describing and presenting information 9 hypothesis testing 12 i N generalizing from samples to populations 5 making predictions summarizing information Question 15 (1 point) Select all examples of quantitative data. weight personal hobbies qualifications distance age

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