If We Were Comparing the Difference Between the Mean Number

question 66

Multiple Choice

If we were comparing the difference between the mean number of sports drinks consumed by male vs.female athletes during a typical week,and we calculated a z value of 4.33,we would conclude that the probability of support of the

• A)null hypothesis of no difference is less than < 0.01 because 4.33 is greater than 2.58.
• B)alternative hypothesis of no difference is less than < 0.01 because 4.33 is greater than 2.58.
• C)null hypothesis of no difference is less than < 0.01 because 4.33 is less than 2.58.
• D)alternative hypothesis of no difference is less than < 0.01 because 4.33 is less than 2.58.
• E)None of these are correct.

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Definitions:

Gene Expression

The process by which genetic instructions are used to synthesize gene products such as proteins, influencing the cell's functions.

Epigenetics

Differences in gene expression related to environment and experience.

Neurotrophic Factor

Neurotrophic factors are a family of proteins that are responsible for the growth, survival, and maintenance of neurons during development and in the adult nervous system.

Brain-derived

Pertaining to substances or factors that originate from the brain, such as brain-derived neurotrophic factor (BDNF) which supports neuron growth and survival.