Posted by pritam on Monday, August 29, 2011 at 7:29am.
the average marks for statistics in a class of 30 were 52. the top six students had an average of 31 marks. what were the average marks of the other students?.

statistics  PsyDAG, Monday, August 29, 2011 at 11:16am
It would help if you proofread your questions before you posted them. If the mean for 30 students was 52, how could the top 6 students only average 31?

statistics  Anonymous, Wednesday, August 31, 2011 at 12:44am
The following is a partial relative frequency distribution of consumer preferences for four products—W, X, Y, and Z.
Product
Relative
Frequency
W
0.19
X
—
Y
0.11
Z
0.15

(a)
Find the relative frequency for product X. (Round your answer to 2 decimal places.)
Relative frequency

statistics  .tim, Thursday, May 10, 2012 at 9:47am
.24

statistics  m, Thursday, January 14, 2016 at 3:06pm
0.9
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