Mean
Median/Outlier
Mode
Measure of Centers
Measure of centers
100
How do you calculate the mean of a data set?
You add all the numbers together in the data set, then divide by the total numbers that are in the data set.
100
What is the median?
The number in the middle of the data set
100
What is the mode?
The number that appears the most in the data set.
100
Is this a statistical question:
How old is your dog?
NO
100
below is the number of text messages sent.
15, 13, 15, 15, 20, 25, 16, 18, 15,
If you wanted to see how many text messages were sent the most. Which measure of central tendency would be used?
Mode
200
Calculate the mean of this data set.
10, 5, 8, 24, 36, 43
21
200
What is the median of the dot plot?
2
200
Calculate the mode of the data set.
0, 0, 0, 3, 2, 5, 6, 6, 4, 4, 1, 7
0
200
Is this a statistical question:
On average, how old are the dogs that live on this street?
YES
200
Below are the average grades for 10 students.
83, 84, 90, 50, 55, 60, 60, 60, 60, 60
Which measure of central tendency would best describe the most popular grade average?
Mode
300
What is the mean for this data set?
2
300
What is the outlier in this dot plot?
16
300
Calculate the mode of this data set.
20, 20, 3, 26, 22, 6, 7, 4, 3
20 and 3
300
Is this a statistical question:
What proportion of the students at your school like watermelons?
YES
300
What is the most common favorite vegetable for girls?
Corn
400
What closest to the mean number of students in this data set?
25, 15, 20, 35, 30
25
400
What is the outlier?
-6
400
Calculate the mode of the data set
3, 5, 7, 9, 11, 13 ,15, 25
No mode
400
What mean of measurement would you use to count the number would a teacher use to see how long it takes students to write down the homework?
Stopwatch or timer.
400
Pet Co Wants to sell an average of 6 pets a month, did they reach their goal?
Yes.
500
Calculate the mean of this data set.
100, 0, 0, 125, 5, 5, 1, 4
30
500
What is the outlier?
there is no outlier
500
Calculate the mode of this data set.
0,0,1,1,2,2,3,3,4,4,5,5,
No mode
500
What would be the best means of measurement to check the weight of a bag of apples?
A scale
500
What is the mode of the data set?
April, they sold the most dogs in April.