How do the signs of b and c in standard form, x^2 + bx + c, affect the signs of p and q in factored form, (x + p)(x + q)?
1 answer:
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The confidence interval estimator of the population proportion is given by
where:
is the sample proportion, which is midway between the two intervals and M.E. is the margin of error which is the difference between each of the intervals and the sample proportion.
i.e.
Therefore, the margin of error is 4%.
where:
i.e.
Therefore, the margin of error is 4%.