Question

PLEASE HELP!

Answer 1

Answer:

See below ~

Step-by-step explanation:

a)

• Mean = 17 + 19 + 25 / 3
• Mean = 61/3
• Mean = 20.3

b)

• Mean = 38 + 36 + 34 + 32 / 4
• Mean = 140/4
• Mean = 35

c)

• Mean = 8.3 + 2.6 + 7.4 + 1.8 + 9.5 / 5
• Mean = 29.6/5
• Mean = 5.92

d)

• Mean = -5 + 2 - 1 + 0 - 9 + 4 / 6
• Mean = -9/6
• Mean = -1.5

Answer 2

Mean=Sum of data/No of data

#a

• 17,19,25

Mean

• 17+19+25/3
• 61/3

#b

• 38,36,34,32

Mean:-

• 38+36+34+32/4
• 140/4
• 35

#c

• 8.3,2.6,7.4,1.8,9.5

Mean

• 8.3+2.6+7.4+1.8+9.5/5
• 29.6/5
• 5.92

#d

• -5,-2,-1,0,-9,4

Mean

• -5+2-1+0-9+4/6
• -9/6