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when using the probability multiplication rule without replacement, does the top number of the fraction go down one each time? for example: McDonald's Burger King
when using the probability multiplication rule without replacement, does the top number of the fraction go down one each time?
for example:
McDonald's | Burger King | Wendy's | Taco Bell | |
order accurate | 329 | 263 | 249 | 145 |
order not accurate | 33 | 54 | 31 | 13 |
'If two orders are selected, find the probability that they are both from Taco Bell.' a. assume that the selections are made with replacement. b. assume that the selections are made without replacement.
==> a. (158/1118)(158/1118) = .02 b.- IS THE CORRECT WAY TO SOLVE THIS: (158/1118)(158/1117) OR (158/1118) (157/1117)
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