BigShots,Inc.is a specialty e-tailer that operates 87 catalog Web sites on the Internet. Kevin Conn,Sales Director,feels that the style (color scheme,graphics,fonts,etc.)of a Web site may affect its sales. He chooses three levels of design style (neon,old world and sophisticated)and randomly assigns six catalog Web sites to each design style. Kevin's null hypothesis is _____________. A) $\mu$₁ $\ge$ $\mu$₂ $\ge$ $\mu$₃ B) $\mu$₁ $\neq$ $\mu$₂ $\neq$ $\mu$₃ C) $\mu$₁ = $\mu$₂ = $\mu$₃ D) $\mu$₁ $\le$ $\mu$₂ $\le$ $\mu$₃ E) $\mu$₁ $\le$ $\mu$₂ $\ge$ $\mu$₃

Question

Quizplus · Accepted Answer

The null hypothesis typically states that there is no effect or no difference. In this context, it would mean that the design style does not affect sales, implying the means of sales for all design styles are equal.

BigShots,Inc μ\muμ 1 ≥\ge≥ μ\muμ 2 ≥\ge≥ μ\muμ 3 B) μ\muμ

BigShots,Inc $\mu$ ₁ $\ge$ $\mu$ ₂ $\ge$ $\mu$ ₃
B) $\mu$