The following are the scores in Math of the samples 15 Grade 10 students. 60,61,58,70,62,74
75,78,80,68,85,86
80,65,70
Compute the following:
a. Sample mean
b. Sample variance
c. Sample standard deviation​

hi there! my name is zalgo and i am here to you out today. the answer is pretty simple (in a way). this equation equals to 25.2!

i hope this answer !

"stay and stay proud! " - zalgo

the answer is d

step-by-step explanation:

y+3=-4(x-2)

y+3=-4x+8

  -3         -3  

y=-4x+5

i think it might be a but you might want a second opinion