Search found 4 matches


Thanks all.
It is very useful

by nsharma215

Tue Jul 22, 2014 12:47 am
Forum: Problem Solving
Topic: Standard Deviation
Replies: 14
Views: 6052

Standard Deviation

Q1) If the mean of a data set is 75 and the SD is 10, what is the range of scores that fall within one standard deviation of the mean?

Q2) if y -ax +b, and if the SD of x series is 's', what is the SD of y series?

by nsharma215

Sun Jul 20, 2014 8:07 am
Forum: Problem Solving
Topic: Standard Deviation
Replies: 5
Views: 7453

Answer is correct thanks.

So take away is that Mean is 0 and 100 is getting add in SD
and 100(SD) is far from the 0(mean)

by nsharma215

Sun Jul 20, 2014 8:03 am
Forum: Problem Solving
Topic: Standard Deviation
Replies: 14
Views: 6052

Standard Deviation

Hey, could you please help me in understanding the below question how to solve it Q-Sets A,B and C are shown below.If number 100 is included in each of these sets, which of the following represents the correct ordering of the sets in terms of the absolute increase in their Standard Deviation, from l...

by nsharma215

Sun Jul 20, 2014 6:54 am
Forum: Problem Solving
Topic: Standard Deviation
Replies: 14
Views: 6052