Posted by **mary** on Tuesday, February 5, 2008 at 7:29pm.

Which of the following numbers could not

possibly be probabilities?

justify your answer

a)0.124

b)1

c)-0.1142

d)0

e)2/7

f)6/5

g)2.8

- statistics -
**Damon**, Tuesday, February 5, 2008 at 9:46pm
What on earth could a negative probability mean ?

How can you have two probabilities more than 100%

- statistics -
**tonya**, Wednesday, September 26, 2012 at 8:11pm
Assume that the mean score on a certain aptitude test across the nation is 100, and that the standard deviation is 20 points. Find the probability that the mean aptitude test score for a randomly selected group of 150 8th graders is between 99 and 101

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