Question: Alliance Airlines has current feet of 200 aircraft The table

Alliance Airlines has current feet of 200 aircraft. The table below shows the number of aircraft of various types along with the age of each aircraft.
a. Show the age data in a frequency table and construct the corresponding bar chart. Use x to represent aircraft age and f(x) to count the number of aircraft at each age.
b. Compute the mean age of Alliance’s feet.
c. What is the median age of the feet?
d. Compute the variance and the standard deviation for the feet age data.

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  • CreatedJuly 16, 2015
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