Question

Find mean
X 5 10 15 20 25
Y 4 12 20 28 36

Answer 1

x=5+10+15+20+25/5

x=15

Y=4+12+20+28+36/5

Y=20

Answer 2

XY= sum of observations/no. of observations= 5+10+15+20+25+4+12+20+28+36/10=175/10=35/2=17.5 is the answer plz mark me as brainliest and plz follow me