Find the Critical F0-Value to Test the Hypothesis That the Populations

question 15

Multiple Choice

Find the critical F0-value to test the hypothesis that the populations have the same mean. Use α= 0.05. $$\begin{array} { l c c } \hline \text { Brand 1 } & \text { Brand 2 } & \text { Brand 3 } \\\hline \mathrm { n } _ { 1 } = 8 & \mathrm { n } _ { 2 } = 8 & \mathrm { n } _ { 3 } = 8 \\\overline { \mathrm { x } } 1 = 3.0 & \overline { \mathrm { x } } 2 = 2.6 & \overline { \mathrm { x } } 3 = 2.6 \\\mathrm {~s} _ { 1 } = 0.50 & \mathrm {~s} _ { 2 } = 0.60 & \mathrm {~s} _ { 3 } = 0.55 \\\hline\end{array}$$

• A) 3.49
• B) 3.210
• C) 2.819
• D) 1.892

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Definitions:

Sediment

Particles of rock, minerals, or organic materials that have been transported and deposited by wind, water, or ice.

Arête

A narrow ridge of rock which is typically formed by the erosion of two glaciers from opposite sides.

Cirque

A bowl-shaped, steep-walled mountain basin carved by glacier activity, often found at the head of a valley.

Hogback

A narrow ridge with steep slopes on either side, often formed by the erosion of tilted layers of resistant rocks.