n

400

p bar

0.8

alpha

0.10

t score

1.648682

std error

0.02

moe

0.032974

upper limit

0.832974

lower limit

0.767026

.9 is the probability the sampling error is ______ or less.

Question 14 options:

1)

.033

2)

.039

3)

90%

4)

.052

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