One Similarity Between Photons and Z Particles Is That

question 21

Multiple Choice

One similarity between photons and Z particles is that

• A) both are exchange particles for the electroweak force.
• B) both have charge.
• C) both travel at lightspeed.
• D) both have mass.
• E) both are exchange particles for the strong force.

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Definitions:

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution, affecting the shape of the distribution.

P-values

P-values provide the probability of obtaining an effect at least as extreme as the one in your sample data, assuming the truth of the null hypothesis.

Standard Error

A statistic that measures the average distance that a sample statistic, such as the mean, deviates from the actual population mean.

Alternative Hypothesis

A statement that contradicts the null hypothesis and is tested directly in a hypothesis testing framework, assuming the null hypothesis is false.