The time spent waiting in the line is approximately normally distributed. The mean waiting time...
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The time spent waiting in the line is approximately normally distributed. The mean waiting time is 4 minutes and the variance of the waiting time is 9. Find the probability that a person will wait for less than 8 minutes, Round your answer to four decimal places. Answer 4 Points Keyboard Shortcuts If you would like to look up the value in a table, select the table you want to view, then either click the cell at the intersection of the row and column or use the arrow keys to find the appropriate ceil in the table and select it using the space key
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