NURSING EXAM QUESTIONS
PATHOLOGY AND GENETICS
Question
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The sum of values plus its ratio


The sum of ratios added into the number values with its index


The sum of values plus its ratio


The ratio of values divided by the number of values

Detailed explanation1: The arithmetic mean is defined as the ratio of the sum of all the given observations to the total number of observations. For example, if the data set consists of 5 observations, the arithmetic mean can be calculated by adding all the 5 given observations divided by 5.
Detailed explanation2: The mean of a sum is the sum of the means. The mean of a difference is the difference of the means. The variance of a sum is the sum of the variances. The variance of a difference is the sum of the variances.
Detailed explanation3: What is Mean in Statistics? Mean is one of the measures of central tendency in statistics. The mean is the average of the given data set, which means it can be calculated by dividing the sum of the given data values by the total number of data values.