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b) Range stays 4 away from mean. However, with three "4s" in your answer your standard deviation moves closer to the mean [4], so it changes the standard deviation. Eliminate. (This is the "trap" answer) c) Range stays 4 away from mean. However, since 3 and 5 are close to the me...

by the_hustler

Tue Aug 25, 2009 10:43 am
Forum: Problem Solving
Topic: SD
Replies: 4
Views: 1505

Hello Ian

great way to approach the problem.

but can you clarify how there are 6 possible locations for the 1st partition and for the second, there will be 7 possible locations.

In short. can you elaborate in layman terms ? sorry for the trouble

by the_hustler

Tue Aug 25, 2009 10:34 am
Forum: Problem Solving
Topic: Permutation & Combntn
Replies: 10
Views: 2552

are you sure the answer is not (1/7)?

by the_hustler

Mon Aug 24, 2009 9:55 am
Forum: Problem Solving
Topic: Probability - Fisherman and Sophomore
Replies: 6
Views: 2363
by the_hustler

Tue Aug 18, 2009 10:17 am
Forum: Critical Reasoning
Topic: Egypt
Replies: 9
Views: 3975

D by any chance?

by the_hustler

Tue Aug 18, 2009 10:13 am
Forum: Critical Reasoning
Topic: Altruism
Replies: 4
Views: 1674

its A for sure.

by the_hustler

Mon Aug 17, 2009 11:09 am
Forum: Problem Solving
Topic: Time and work
Replies: 12
Views: 2720