Stati quiz

Which measure of central tendency is most affected by outliers

• Mean

• Median

• Mode

• None of the above

In a data set with an even number of values, how is the median calculated?

• Average of the two middle values

• The value that appears more frequently

• Sum of all values divided by the number of values

• None of the above

Which mean of central tendency is not affected by extreme values?

• Mean

• Mode

• Median

• None of the above

In a data set, if there is no repeating value, what is the mode?

• The average of all values

• The most frequent value

• The value at the center

• None of the above

In a data set has two modes, it is called

• Bimodal

• Unimodal

• Multimodal

• None of the above

The sum of deviations from the mean is always

• Positive

• Negative

• Zero

• Indeterminate

Which measure of central tendency is not suitable for categorical data?

• Mean

• Mode

• Median

• All of the above

Which measure of central tendency is affected by extreme values?

• Mean

• Mode

• Median

• None of the above

If a data set has a skewed distribution, which measure of central tendency is usually the highest?

• Mean

• Mode

• Median

• Allof the above

Which measure of central tendency is affected by the position of values in the dataset?

• Mean

• Median

• Mode

• None of the above