Chapter 6 Review

z-distribution

t-distribution

population proportion

z-distribution

t-distribution

population proportion

2nd>Stat

Stat>Calc

Stat>Tests

2nd>Vars

2nd>Stat

Stat>Calc

Stat>Tests

2nd>Vars

1.96

1.64

2.33

2.58

$$EBM=z_{\frac{\alpha}{2}}\ \frac{\sigma}{\sqrt[]{n}}$$

$$EBM=t_{\frac{\alpha}{2}}\ \frac{s}{\sqrt[]{n}}$$

$$EBP=Z_{\frac{\alpha}{2}}\ \sqrt[]{\frac{p'q'}{n}}$$

$$EBM=z_{\frac{\alpha}{2}}\ \frac{\sigma}{\sqrt[]{n}}$$

$$EBM=t_{\frac{\alpha}{2}}\ \frac{s}{\sqrt[]{n}}$$

$$EBP=Z_{\frac{\alpha}{2}}\ \sqrt[]{\frac{p'q'}{n}}$$

$$EBM=z_{\frac{\alpha}{2}}\ \frac{\sigma}{\sqrt[]{n}}$$

$$EBM=t_{\frac{\alpha}{2}}\ \frac{s}{\sqrt[]{n}}$$

$$EBP=Z_{\frac{\alpha}{2}}\ \sqrt[]{\frac{p'q'}{n}}$$

$$n=\frac{\left(z_{\frac{\alpha}{2}}\right)^2\left(\sigma\right)^2}{EBM^2}$$

$$n=\frac{\left(z_{\frac{\alpha}{2}}\right)^2p'q'}{EBP^2}$$

$$n=\frac{0.25\left(z_{\frac{\alpha}{2}}\right)^2}{EBP^2}$$