Ch. 9 & 10 vocab

A question is considered a "statistical question" if

• there are percentages involved

• you are asking how likely something is

• you expect there will be different answers given

• you only ask one person

Is this a statistical question? "At what temperature does water freeze in degrees Fahrenheit?"

• Yes

• No

Is this a statistical question? "How many times does your heart beat in one minute?"

• Yes

• No

If you add up all the values in a data set and then divide by the number of values, you have calculated the ____ of the data set.

• mean

• median

• mode

• range

If you order all the values in a data set from least to greatest and then identify the data value in the center, you have calculated the ____ of the data set.

• mean

• median

• mode

• range

If you identify the value that occurs most frequently in a data set, you have calculated the ____ of the data set.

• mean

• median

• mode

• mean absolute deviation

If you calculate the difference between the highest and lowest value in a data set, you have calculated the ____ of the data set.

• range

• median

• mode

• mean absolute deviation

When one value in a data set is far away from the others, we call this value...

• an outlier

• a leftie

• an infielder

• an outfielder

Check ALL the Measures of Center (numbers in the middle of a data set)

• mean

• median

• mode

• range

• mean absolute deviation

Check ALL the Measures of Variation (how different the values are from each other)

• mean

• median

• interquartile range

• range

• mean absolute deviation