Question: Given the following frequency table for a continuous random variable, Y y f j 20 - 40 10 40 - 60 15 60 - 80

Given the following frequency table for a continuous random variable, Y

y fj

20 - 40 10

40 - 60 15

60 - 80 10

80 - 100 5

By completing the above table (i.e., showing your work),

  1. the estimate sample average of Y (to 2 decimal places) is _____________

  1. the estimated sample variance (to 2 decimal places) is _______________

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