Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced before the second card is selected. Find the probability of selecting a jack and then selecting an eight.     Question content area bottom Part 1 The probability of selecting a jack and then selecting an eight is enter your response here   . ​(Round to three decimal places as​ needed.)

Q: Example 17-2. If T is an unbiased estimator for 0, show that T² is a biased estimator for 02.

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A:   Scatterplot

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