201 + x = 10 * 24 = 240
x = 39
=================
check
(1/10)( 26+ 35+ 10+ 18+15+ 37+ 25+ 20+ 15+ 39)
= 24 sure enough
Complete the set of data with one value so that the mean of the data is 24.
26, 35, 10, 18, 15, 37, 25, 20, 15, -----
1 answer