For the Following Distribution of Quiz Scores, If a Score $\begin{array}{ll}X & f \\\hline 5 & 6 \\4 & 5 \\3 & 5 \\2 & 3 \\1 & 2\end{array}$

question 52

Multiple Choice

For the following distribution of quiz scores, if a score of X = 3 or higher is needed for a passing grade, how many individuals passed? $\begin{array}{ll}X & f \\\hline 5 & 6 \\4 & 5 \\3 & 5 \\2 & 3 \\1 & 2\end{array}$

• A) 3
• B) 11
• C) 16
• D) cannot be determined

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Definitions:

Independent Samples

Samples that are collected without any of the data points in one sample affecting the data points in another sample.

Sample Variance

A statistic that measures the dispersion of a sample dataset, representing the average of the squared differences from the sample mean.

Population Variance

Population variance is a measure of the spread between numbers in a data set, representing the average of the squared differences from the population mean.

Random Sample

A selection taken from a group where each individual has the same probability of being chosen.