To find the average of a set of numbers, add up all the items and divide by...
2
The minimum
The maximum
The number of items
2. Multiple Choice
1 minute
1 pt
At Nicola and Ana's donut shop the number of donuts in a bag can vary. Help Donald find the mode. 12,10,10,10,13,12,11,13,10
13
12
11
10
3. Multiple Choice
2 minutes
1 pt
Paisley is a dentist. She needs to report on the average number of cavities that her patients have. 1,0,1,5,6,3,4
3.33
2.85
3
3.5
4. Multiple Choice
5 minutes
1 pt
Erin and Chloe are trying to determine which number is not the mean, median, mode, or range of the data set 4, 3, 15, 11, 3, 8, 7, 5?
3
6
12
11
5. Multiple Choice
30 seconds
1 pt
Nicole bowled 7 games last weekend. Her scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Nicole's scores?
193
127
60
66
6. Multiple Choice
30 seconds
1 pt
What is the mode?
Number happening the most
The average
Biggest - smallest
The middle number
7. Multiple Choice
30 seconds
1 pt
Anh is investigating the heights of a group of students: 158cm 172cm 164cm 164cm 167cm 159cm What is the range of the heights?
13cm
14cm
164cm
330cm
8. Multiple Choice
1 minute
1 pt
Hannah wants to find the mean of these numbers: 5,11,2,12,4,2 What is it?
4.1
6
4.5
4
9. Multiple Choice
1 minute
1 pt
Ella is a teacher, and scores awarded to her 25 students for an assignment were as follows: 4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9 What is the mode?