Parallax Would Be Easier to Measure If

question 173

Multiple Choice

Parallax would be easier to measure if

• A)Earth's orbit was larger.
• B)the stars were farther away.
• C)Earth moved faster along its orbit.
• D)Earth's orbit was larger, the stars were further away, and Earth moved faster along its orbit.
• E)None of the other choices are correct.

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Definitions:

Population's Standard Deviation

A measure of the dispersion or variation in a distribution of a population's values, indicating how much individual scores differ from the population mean.

One-Sample Z-Test

A statistical test used to determine whether the mean of a sample significantly differs from a known or hypothesized population mean, under the assumption of known variance.

Effect Size

A numerical measure that quantifies the size of a phenomenon or the intensity of the connection between variables.

Standard Error

A statistical term that measures the accuracy with which a sample distribution represents a population by using standard deviation.