Mathematics
Statistics
Grade 6 · Elementary
Answer every question first, then press Finish to see your score and explanations.
- Question 1 of 20Easy
Consider the data: . The mean is ...
- Question 2 of 20Easy
Consider the data: . The mode is ...
- Question 3 of 20Medium
Consider the data: . The median is ...
- Question 4 of 20Medium
Consider the data: . The range is ...
- Question 5 of 20Hard
The mean of 5 numbers is 8. If four of them are , the fifth number is ...
- Question 6 of 20Easy
Consider the data: . The mean is ...
- Question 7 of 20Easy
Consider the data: . The mode is ...
- Question 8 of 20Easy
Consider the data: . The median is ...
- Question 9 of 20Easy
Consider the data: . The range is ...
- Question 10 of 20Medium
Consider the data: . The mean is ...
- Question 11 of 20Medium
Consider the data: . The median is ...
- Question 12 of 20Medium
Consider the data: . The mode is ...
- Question 13 of 20Medium
The mean of 8 numbers is 7. When one number is removed, the mean of the remaining 7 numbers is 6. The removed number is ...
- Question 14 of 20Medium
Consider the data: . The range is ...
- Question 15 of 20Medium
The mean score of 4 students is 75. After a new student joins, the mean becomes 76. The new student's score is ...
- Question 16 of 20Hard
The data has a mean of 5. The value of is ...
- Question 17 of 20Hard
Consider the ordered data: . The median is ...
- Question 18 of 20Hard
Consider the data: . The mode is ...
- Question 19 of 20Hard
The mean of 6 numbers is 12. When one number is removed, the mean of the remaining 5 numbers is 10. The removed number is ...
- Question 20 of 20Hard
The mean score of 10 students is 70. After 2 make-up students join, the mean of all 12 students is 72. The mean score of the 2 make-up students is ...