Which of the Following Ions Is Least Likely to Be

question 6

Multiple Choice

Which of the following ions is least likely to be leached from soil by natural water movement?

• A) Fe 3+
• B) Ca 2+
• C) Na +
• D) Mg 2+

Calculate and interpret measures of central tendency, including mean, median, mode, and midrange.

Recognize and compute quartiles and percentiles, understanding their role in data analysis.

Identify and calculate measures of dispersion, such as range, variance, and standard deviation.

Use Microsoft Excel 2010 for statistical calculations including mean, standard deviation, and mode.

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Definitions:

Sample Size

The number of observations or replicates to include in a statistical sample.

Population Standard Deviation

A measure of the dispersion or variability of a set of data points in a population, denoting how spread out the data points are from the mean of the population.

Sample Size

The number of observations or units collected in a study or used in statistical analysis.

Error of Estimation

The discrepancy between a population parameter and its estimate based on a sample.