If Stock a and Stock B Both Increase in Value

question 40

Multiple Choice

If Stock A and Stock B both increase in value at the same time, they are

• A)negatively correlated.
• B)uncorrelated.
• C)positively correlated.
• D)certain bets.

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Definitions:

Standard Deviation

An indicator that determines how spread out a dataset is from its mean, obtained by taking the square root of the variance.

Population Standard Deviation

The measure of the dispersion of data points in a population from its mean, providing insight into the variability within the entire population.

Confidence Interval

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

Sample Size

The number of observations or data points collected in a sample from a population, impacting the precision and reliability of statistical estimates.