Basaltic Magma Has the Lowest Viscosity,so More of It Reaches

question 9

True/False

Basaltic magma has the lowest viscosity,so more of it reaches the surface;the more viscous rhyolitic magmas are so sluggish that they tend to be trapped deep below the surface where they cool,solidify,and grow into the larger mineral crystals of plutonic rocks.

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Definitions:

Sample Size

The number of observations or data points collected in a statistical study.

Z Score

A raw score that is adjusted for the mean and standard deviation of the distribution from which the raw score comes.

Population Average

The sum of all values in a population divided by the number of values in that population, also known as the mean.

Standard Error

The standard deviation of the sampling distribution of a statistic, often used to estimate the accuracy of a sample mean.