Question

40,50,60,70,80,90,100 calculate the standard deviation

Answer 1

Answer:

110

Step-by-step explanation:

40+50+60+70+80+90+100=490

490/7=70

70-40=30

70-50=20

70-70=0

80-70=10

90-70=20

100-70=30

30+30+20+20+10+0=110

Answer 2

Answer:

20

Step-by-step explanation:

answer is 20 for this question