Statistical inference — Question 130

Original QCE Vault practice · 1 mark

Q130 · Practice questionTechnology-activeSimple familiar1 mark

QUESTION 130

A confidence interval

(54.2,59.8)

has centre and margin of error

(A)

57.0

and

2.8

(B)

59.8

and

2.8

(C)

54.2

and

5.6

(D)

57.0

and

5.6

ABCD

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Statistical inference — Question 130

QUESTION 130

Answer A

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