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BIF202-2_Quantitative methods
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Goals
scored by a hockey team in successive matches are 5, 7, 4, 2, 4, 0, 5, 5 and 3.
What is the no. of goals the team must score in 10
thmatch in order
that the average comes to 4 goals per match?
Suppose that an independent study of middle-level managers employed at companies located in Atlanta, Georgia, was conducted to compare the salaries of managers working at firm in Atlanta to the salaries of middle-level managers across the nation. The following data show the salary, in thousands of dollars, for a sample of 15 middle-level managers employed at companies in the Atlanta area. 108, 83, 106, 73, 53, 85, 80, 63, 67, 75, 124, 55, 93, 118, 77 Compute the mean annual salary.
The average marks of 80 students was found to be 40. Later it was discovered that a score of 54 was misread as 84. Find the correct average marks.
“Mode is easy to calculate and understand. In some cases it can be located merely by inspection.” Consider the number of letters in each word as the variable. Compute the median.