Question




The Bureau of Labor Statistics’ American Time Use Survey showed that the amount of time spent using a computer for leisure varied greatly by age. Individuals age 75 and over averaged 0.30 hour (18 minutes) per day using a computer for leisure. Individuals ages 15 to 19 spend 0.9 hour per day using a computer for leisure. If these times follow an exponential distribution, find the proportion of each group that spends:









4.

value:
10.00 points










a.
Less than 17 minutes per day using a computer for leisure. (Round your answers to 4 decimal places.)

b. More than two hours. (Round your answers to 4 decimal places.)



Proportion
Age 75 and over
Ages 15 to 19
c.
Between 34 minutes and 102 minutes using a computer for leisure. (Round your answers to 4 decimal places.)


d.
Find the 30th percentile. Seventy percent spend more than what amount of time? (Round your answers to 2 decimal places.)





Amount of time for individuals ages 75 and over minutes
Amount of time for individuals ages 15 to 19





Proportion
Age 75 and over
Ages



Answers

Anonymous
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