Chapter 2 Flashcards

1
Q

4 Assumptions of Simple Probability Samples

A

Sampled populations same as the target population

Sampling frame is complete

no non-response or missing data

no measurement error

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2
Q

pi i

A

n/N

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3
Q

Mean square error (MSE)

A

E((sigmahat-sigma)^2)

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4
Q

Variance(sigmahat)

A

E((sigmahat-E(sigmahat))^2)

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5
Q

MSE(Sigmahat)

A

V(sigmahat) + Bias(sigmahat)^2

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6
Q

Finite population correction factor

A

1-(n/N)

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7
Q

Sampling weight

A

1/pi i
OR

N/n

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