Question: INSTRUCTION: Answer any FOUR (4) questions. QUESTION 1 The data below represent the net worth (in millions of dollars) of 45 national corporations. The frequency

INSTRUCTION: Answer any FOUR (4) questions. QUESTION 1 The data below represent the net worth (in millions of dollars) of 45 national corporations. The frequency distribution shown in Table I was obtained. Table1 Net Worth Frequency 10 - 19 2 20 -29 8 30-39 15 40- 49 7 50-59 10 60 - 69 3 (a) Calculate: (i) The mean net worth. (4 marks) (ii) The modal net worth. (3 marks) (iii) The median net worth. (3 marks) ( b ) Calculate the standard deviation for the net worth of the corporations. (5 marks) QUESTION 2 A sample of 6 households was asked about the amount of time they spend connected to the Internet each month as well as their monthly income. The data are presented in Table 2 below. Table 2 Income Hours (x) (v) 65

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