Geologists Think That Oceanic Crust Is Different from Continental Crust

question 14

Multiple Choice

Geologists think that oceanic crust is different from continental crust because

• A)seismic waves travel at different speeds through these layers.
• B)oceanic crust is much thinner than continental crust.
• C)S-waves don't travel through oceanic crust while they can through continental crust.
• D)core samples reveal that oceanic crust is largely granite-like materials.

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Definitions:

Population Variance

The average of the squared differences from the Mean, representing the variance of an entire population.

Chi-Square Value

A statistic that measures the discrepancy between observed and expected frequencies in categorical data, used in hypothesis testing.

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter with a specified level of confidence.

Confidence Interval Estimate

A statistical range, with a certain level of confidence, that is likely to contain a population parameter.