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Statistics 5112, Quiz 2
An electronics store has received a shipment of 20 table radios with connections for external
devices. Twelve of them have two connection slots, and the other eight have a single slot.
Suppose that six of the 20 radios are randomly selected to be stored under a shelf where the
radios are displayed.
a)
How many possible choices are there that two radios stored under the display shelf have two
slots (hence the other four have one slot)?
12
8
66 70
4620.
24
b)
Calculate the probability of the previous event that two radios stored under the display shelf
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This note was uploaded on 02/20/2012 for the course STAT 511 taught by Professor Bud during the Fall '08 term at Purdue University.
 Fall '08
 BUD
 Statistics

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