How do you know which measure of central tendency to use?

Mean is the most frequently used measure of central tendency and generally considered the best measure of it. However, there are some situations where either median or mode are preferred. Median is the preferred measure of central tendency when: There are a few extreme scores in the distribution of the data.

How do you know which measure of central tendency is appropriate?

The mean is the most frequently used measure of central tendency because it uses all values in the data set to give you an average. For data from skewed distributions, the median is better than the mean because it isn’t influenced by extremely large values.

How do you know when to use median or mean?

It’s best to use the mean when the distribution of the data values is symmetrical and there are no clear outliers. It’s best to use the median when the the distribution of data values is skewed or when there are clear outliers.

How do you know which measure of center best represents the data?

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Which measure of variation is preferred when the median is used as a measure of center?

The interquartile range is preferred when the median is used as a measure of center.

Which measure of central tendency is most likely to be affected by one or two extreme scores?

The mean is the measure of central tendency most likely to be affected by an extreme value. Mean is the only measure of central tendency which depends on all the values as it is derived from the sum of the values divided by the number of observations. Median depends only on one or two middle most values.

What measure of central tendency is most appropriate to use if you want to know the passing score if half of the examinees will be accepted?

Mean is the most frequently used measure of central tendency and generally considered the best measure of it. However, there are some situations where either median or mode are preferred. Median is the preferred measure of central tendency when: There are a few extreme scores in the distribution of the data.

What are the uses of central tendency?

Central tendency is very useful in psychology. It lets us know what is normal or ‘average’ for a set of data. It also condenses the data set down to one representative value, which is useful when you are working with large amounts of data.