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Sagot :
Answer:
B. Statistic ± Critical value × Standard error
Explanation:
The confidence interval for the mean, for example, is calculated as
[tex]\bar{x}\pm z_{\frac{\alpha}{2}}\frac{\sigma}{\sqrt[]{n}}[/tex]Where x is the statistic, z is the critical value and σ/√n is the standard error, so the general form is
Statistic ± Critical value × Standard error
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