• anonymous
If trip A: mean=11, var=3 trip B: mean=5, std dev=1 trip C: mean=24, std dev=5 trip D: mean=18, var=4 The total time taken is Normally distributed. Part a) What is the mean travel time ? Part b) What is the standard deviation of the travel time (in minutes, to 2 decimal places)? Part c) If you need to arrive at 8 am sharp, and you leave from home at 7 am. What is the probability (to 2 decimal places) that you will not be late?
Mathematics
• Stacey Warren - Expert brainly.com
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SOLVED
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