1 selected students in a business school a 200 randomly 36. The table below repo

Question

1 selected students in a business school a 200 randomly 36. The table below reports the results of a survey of headcounts of the various majors by gender. Markctins Totals 0 15 Male 30 Eemale 20 Totals 50 200 probability. wh selected from the group of all students, which of the following is the calculated to three decimal places, that she is a marketing major (A) 0.175 (B) 0.412 (C) 0.425 (D) 0.636 39. Let n represent sample size. Dividing the sum of Year Quarter Sales 2013 2013 2013 2013 2014 2014 the squared deviations around a sample mean by (n 1) instead of by n provides which type of estimate of the variance of the variable X? (A) Unbiased (B) Consistent (C) Efficient 100 110 cy(D) Sufficient 40. Which of the following statements about ?. companies in oligopolistic industries is true? (A) They cannot successfully collude because of 2014 the large number of firms in the industry in attempting to maximize profit. because of low entry barriers. nonprice competition 37 . Which of the following is a four-quarter simple moving average forecast for Quarter 4 of 2014? (A) 115 (B) 117.5 (C) 127.5 (D) 130 (B) They take their rivals' reactions into account (C) They earn normal profits in the long run (D) They focus on price competition rather than When a fair coin is flipped 20 times, how many imes will it land on two heads? ) 20!*2 20!/(20-2)! 201/(2120-29) 20*19*18

Explanation / Answer

We have to select a female and she is a marketing major

P( f and she is Mark.) = 35/200

= 0.175

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