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Question 6: (3 marks) The number of pages printed before the ink cartridge has to be replaced on an in printer is normally distributed with

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Question 6: (3 marks) The number of pages printed before the ink cartridge has to be replaced on an in printer is normally distributed with a mean of 845 pages and a standard deviation of 190 pages. A new print cartridge has just been installed a) What is the probability that the printer produces more than 1,000 pages before this cartridge needs to be replaced Question 8: (2 marka) Companies to malfunde charge their investors expense foes to offer the cost of research and administration. The distribution of expense foor is omal with a man of 2.2 and a standard deviation of 18% and the probability that a mutual fund has an expense toe of between 2.5% and 35% b) What is the probability that the printer produces fewer than 800 pages before this cartridge needs to be replaced? b) What is the probably that a mutual fund has expense foes prestar rana? Question 7: (1 mark) Along-life flood lamp has a fome that is normally distributed with a mean of 11,500 hours and a standard deviation of 2.505 hours. What percentage of the food famos would last for more than 12,000 hours? Question: (1 mark) The recent average starting salary for new college graduates employed in business systems analysis is $52.500. Assume sales are normally distributed with a standard deviation of $6,058. What is the probability of a row graduate receiving a salary between $45.000 and $50.0002 Question 6: (3 marks) The number of pages printed before the ink cartridge has to be replaced on an in printer is normally distributed with a mean of 845 pages and a standard deviation of 190 pages. A new print cartridge has just been installed a) What is the probability that the printer produces more than 1,000 pages before this cartridge needs to be replaced Question 8: (2 marka) Companies to malfunde charge their investors expense foes to offer the cost of research and administration. The distribution of expense foor is omal with a man of 2.2 and a standard deviation of 18% and the probability that a mutual fund has an expense toe of between 2.5% and 35% b) What is the probability that the printer produces fewer than 800 pages before this cartridge needs to be replaced? b) What is the probably that a mutual fund has expense foes prestar rana? Question 7: (1 mark) Along-life flood lamp has a fome that is normally distributed with a mean of 11,500 hours and a standard deviation of 2.505 hours. What percentage of the food famos would last for more than 12,000 hours? Question: (1 mark) The recent average starting salary for new college graduates employed in business systems analysis is $52.500. Assume sales are normally distributed with a standard deviation of $6,058. What is the probability of a row graduate receiving a salary between $45.000 and $50.0002

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