A Floating Leaf Oscillates Up and Down Two Complete Cycles

question 48

Multiple Choice

A floating leaf oscillates up and down two complete cycles each 1 s as a water wave passes by. What is the wave's frequency?

• A)0.5 Hz
• B)1 Hz
• C)2 Hz
• D)3 Hz
• E)6 Hz

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Definitions:

Sampling Error

The discrepancy between a sample statistic and its corresponding population parameter, arising purely by chance because the sample is not a perfect representation of the population.

Nondirectional Research Hypothesis

A hypothesis suggesting a correlation between variables without defining the nature of their interaction.

Generalizability

The extent to which the findings from a study can be applied to a wider population or different contexts.

Null Hypothesis

A statement that asserts there is no effect or no difference, and it is the hypothesis that researchers aim to test against.