A Probability Density Function

question 14

Multiple Choice

A probability density function:

• A) is the probability distribution of discrete outcomes.
• B) suggests that the probability that a random variable assumes a specific value must be positive.
• C) characterizes outcomes of a continuous random variable.
• D) can yield negative values depending on the values of the random variable, X.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values are from the mean.

Daily Temperatures

Data points representing the temperature measurements taken each day over a given period.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true.

Sample Variance

The measure of dispersion within a sample data set, indicating how much the sample points deviate from the sample mean.