This video explains how to apply empirical rule to determine percent of scores less than or equal to a given exam score.

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# Normal Distribution: Use the Empirical Rule to Find Percent of Scores Less Than Or Equal to X

# Complete a Normal Distribution Graph and Apply the Empirical Rule (exam times)

# Complete a Normal Distribution Graph Given Mean and Standard Deviation

# Normal Distribution: Mean, Median, Mode, and Standard Deviation From Graph

# Determine Frequencies of Subsets from a Histogram

# Determine the Sample Size and Size of a Subset Using a Bar Graph

# Determine the Sample Size From a Histogram

This video explains how to apply empirical rule to determine percent of scores less than or equal to a given exam score.

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This video explains how to label a normal distribution curve given the mean and standard deviation and then apply the empirical rule.

This video explains how to label a normal distribution curve given the mean and standard deviation.

The video explains how to determine the mean, median, mode and standard deviation from a graph of a normal distribution.

This video explains how the frequency of subsets of a sample from a histogram.

This video explains how the frequency sample size and size of a subset sample Using a bar graph.

This video explains how to determine the sample size from a histogram.