Question

Chapter : Statistics.

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Answer 1

Z= 3M– 2X

Z– M = 2M –2(33.5)

2+ 67 = 2M

M= 69÷2

M = 34.5

Z =3M–2X

Z = 3(34.5) –2(33.5)

Z= 103.5 –67

Z = 36.5