Identify the Null Hypothesis, Alternative Hypothesis, Test Statistic, P-Value, Conclusion

question 41

Essay

Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim.
-A random sample of 100 pumpkins is obtained and the mean circumference is found to be 40.5 cm. Assuming that the population standard deviation is known to be 1.6 cm, use a 0.05 significance level to test the claim that the mean circumference of all pumpkins is equal to 39.9 cm.

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Definitions:

Hydrogen

The first element on the periodic table, with the symbol H, known for being the lightest and most abundant chemical element in the universe.

Lewis Structure

A representation of the distribution of electrons in molecules, illustrating how the valence electrons are arranged among the atoms in the molecule.

Methane

A simple hydrocarbon with the formula CH4, it is the main component of natural gas and a potent greenhouse gas.

Lewis Structure

A graphical representation of the electron distribution around atoms and the chemical bonds that hold the atoms together.