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1. A study sponsored by American Express Co. and the French government tourist office found that old American stereotypes about French unfriendliness weren't true. The respondents were more than 1,000 Americans who have visited France more than once for pleasure over the past two years. The results of this study are probably
A. very accurate given the large sample size.B. very inaccurate since the sample is only a small fraction of all Americans who have visited France.C. biased, overstating the extent to which the old stereotypes weren't true.
2. In order to assess the opinion of students at the University of Montana on campus snow removal, a reporter for the student newspaper interviews the first 12 students he meets who are willing to express their opinion. In this case, the population is
A. all students at universities receiving substantial snow.B. the 12 students interviewed.C. all students at the University of Montana.
3. Suppose you are going to roll a die 60 times and record , the proportion of times that a 1 or a 2 is showing. The sampling distribution of should be centered about
A. 1/6.B. 1/3.C. 20.
Solve linear program graphically
Estimate the population mean
MATH1550H: Assignment: Questions: Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.
Draw two pie charts, which allow the total yearly exports to be compared. Explain the trend in the export of fish as shown in the two pie charts.
At a large department store, the amount a shopper spent and the shopper's gender (male or female) were recorded. To determine if gender is useful in explaining the amount of money a shopper spends at the store we could
All but one of the following statements contain a blunder. Which one does not contain a blunder
A sample of 160 workers in the downtown area classified each worker by race. A bar graph of the results is given below, but the bar for black workers in the graph below has been omitted.
Answer the following three questions based on what you know about statistics now.
What is the city mileage standard deviation for this SUV model?
MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?
A busy landscaping supplies company sells wood chips for garden mulch. The mulch is sold by the cubic metre and delivered to households in a small truck.
Caselet on McDonald’s vs. Burger King - Waiting time
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