Statistics

What to do if two medians

Average both for final answer

Outlier

A value much greater or much less than the others in a data set

Add all the numbers then divide by 11

How do you find the mean of this data set 2,2,4,5,5,6,7,7,7,8,8

You will have outliers that are much larger then the typical number in the set

What does it mean if the average is much greater then The median

True

If you have a two number median you include them when finding the 1st and 3rd quartile True or false

7

What's the mode in the data set 2,2,4,5,5,6,7,7,7,8,8

6

What's the range of the data set 2,2,4,5,5,6,7,7,7,8,8

Mean

average

6

What's the median in the data set 2,2,4,5,5,6,7,7,7,8,8

2nd quartile

median(it's the same)

range

the difference between the highest and lowest scores in a distribution

1st quartile

the median of the lower half of the data set

3rd quartile

the median of the upper half of the data set(does not include the original median)

Median

the middle score in a distribution; half the scores are above it and half are below it

Mode

the most frequently occurring score(s) in a distribution

interquartile range

The difference between the upper and lower quartiles.