What is the duration of a decade?
Statistics: Calculating the Mean

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Mathematics
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4th - 6th Grade
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20 years
15 years
10 years
5 years
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main task in calculating the mean number of marathon finishers?
Finding the median
Calculating the total number of finishers
Identifying the mode
Determining the range
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two decades are combined first in the addition process?
Third and fourth
Second and third
First and second
First and fourth
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of finishers for the third and fourth decades?
170,932
829,039
633,244
195,795
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of finishers for the first and second decades?
170,932
829,039
633,244
195,795
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final total number of marathon finishers across all four decades?
829,039
170,932
633,244
195,795
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many decades are considered when calculating the mean?
Two
Three
Four
Five
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