QUESTION 1 The manager of the customer service division of a major consumer electronics company is interested in determi

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QUESTION 1 The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a videocassette recorder made by the company over the past 12 months are satisfied with their products. the possible responses to the question "How many people are there in your household?" are values from a discrete numerical random variable continuous numerical random variable categorical random variable O parameter QUESTION 2 more Which of the following statements is incorrect? Ordinal data may be described as qualitative Nominal data may be described as quantitative O A categorical variable may produce ordinal data. A discrete numerical variable may produce ratio scale data QUESTION 3 1 The chancellor of a major university was concerned about alcohol abuse on her campus and wanted to find out the proportion of students at her university who visited campus bars on the weekend before the final exam week. Her assistant took a random sample of 250 students. The total number of students in the sample who visited campus bars on the weekend before the final exam week is an example of a categorical random variable a discrete random variable a continuous random variable a parameter

QUESTION 4 1 points Save An A company has developed a new battery, but the average lifetime is unknown. In order to estimate this average, a sample of 100 batteries is tested and the average lifetime of this sample is found to be 250 hours. The 250 hours is the value of a parameter statistic sampling frame population QUESTION 5 1 points Save Answ An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile Insurance. How long a person has been a licensed driver is an example of a(n) numerical variable For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIU & Paragraph Arial 14px E A P O WORDS POWERED BY TINY QUESTION 6 1 points Save Answer The portion of the universe that has been selected for analysis is called a sample a frame a parameter a statistic Click Save and Submit to save and submit Click Save Ansters to see all anses Save All Answers Close Window Save and Sub

QUESTION 7 "The price of Kodak digital camera is likely to be lower in three months than it is now." This statement contains language suggesting a spurious amount of certainty True False QUESTION 8 Which of the following is a quantitative variable? The make of a washing machine A person's gender Price of a car in thousands of dollars Whether a person is a college graduate or not QUESTION 9 Which of the following is most likely a parameter as opposed to a statistic? the average score of the first five students completing an assignment the proportion of females registered to vote in a county the average height of people randomly selected from a database the proportion of trucks stopped yesterday that were cited for bad brakes QUESTION 10

QUESTION 10 The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a videucassette recorder made by the company over the past 12 months are satisfied with their products. the possible responses to the question "How much time do you use the videocassette recorder every week on the average?" result in a nominal scale variable an ordinal scale variable an interval scale variable O a ratio scale variable QUESTION 11 A time series plot is considered a pie chart that displays the relative frequency of defect causes and is used to separate the vital few" from the "trivial many." True False QUESTION 12 The answer to the question "How many hours on average do you spend watching TV every week is an example of a ratio scaled variable. True O False a QUESTION 13

QUESTION 13 1 points Sa Whether the university is private or public is an example of a nominal scaled variable True O False QUESTION 14 1 points Save A study is under way in Yosemite National Forest to determine the adult height of American pine trees. Specifically, the study is attempting to determine what factors aid a tree in reaching heights greater than 60 feet tall it is estimated that the forest contains 25,000 adult American pines. The study involves collecting heights from 250 randomly selected adult American pine trees and analyzing the results. Identify the population from which the study was sampled O the 250 randomly selected adult American pine trees the 25,000 adult American pine trees in the forest all the adult American pine trees taller than 60 feet all American pine trees, of any age, in the forest QUESTION 15 1 points Save Ans numerical variable The Dean of Students conducted a survey on campus. Average SAT score in mathematics is an example of a(n) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac) BIUS Paragraph Arial 14px :