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9 questions
The sum of all the data items divided by the number of data items, is the measure of central tendency called the...
mean
median
(n+1)/2 position
mode
The measure of central tendency that is the data item in the middle of ranked, or ordered, data is called the...
mean
median
(n+1)/2 position
mode
If n data items are arranged in order, from smallest to largest, the data item in the middle is the value in...
mean
median
(n+1)/2 position
mode
A data value that occurs most often in a data set is the measure of central tendency called the...
mean
median
(n+1)/2 position
mode
The measure of central tendency that is found by adding the lowest and highest data values and dividing the sum by 2 is called the...
midrange
mode
median
mean
Numbers representing what is average or typical about a data set are called measures of central tendency.
True
False
When finding the mean, it is necessary to arrange the data items in order.
True
False
If one or more data items are much greater than the other items, the mean, rather than the median, is more representative of the data.
True
False
A data set can contain more than one median, or no median at all.
True
False
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