SHORT QUIZ 1 IN STATISTICS

In statistics, which term refers to the set of values collected from observations or experiments?

• data

• facts

• insight

• knowledge

What is the term for a graphical representation of data that shows the relationship between two variables?

• bar chart

• pie chart

• scatter plot

• line graph

In a dataset, what do we call the value that appears most frequently?

• mode

• median

• mean

• range

Which statistical measure indicates the spread or dispersion of a set of values?

• mode

• median

• mean

• variance

What is the term for the average of a set of values, calculated by dividing the sum of all values by the number of values?

• median

• mean

• range

• mode

Which type of chart is used to display the frequency distribution of a dataset?

• pie chart

• histogram

• line graph

• scatter plot

In statistics, what do we call the middle value in a dataset when the values are arranged in ascending order?

• median

• mean

• mode

• variance

What is the term for the difference between the highest and lowest values in a dataset?

• interquartile range

• standard deviation

• variance

• range

Which measure of central tendency is less affected by outliers in a dataset?

• mean

• range

• median

• mode

What is the term for a value that separates the highest 25% of a dataset from the rest?

• mode

• percentile

• median

• quartile