WorksheetsGrade 8 Term 3 Mathematics 0005
Total questions: 15
Worksheet time: 9mins
What is the arithmatic mean of 1, 2,________,9,10?
5.5
6
7.5
10
In a data , 10 numbers are arranged in increasing order . If the 7th entry is increased by 4 , by how much the median increased.
0
4
6
5
Which of the following is true about mean?
It occurs most frequently.
It divides observations into two equal parts.
It is representative of the whole group.
It is sum of observation.
What is the median of the data 46, 64, 87, 41, 58, 77, 35, 90, 55, 33, 92?
87
77
58
60.2
Which of the following is the probability of sure event?
zero
1
2
none
A die is thrown. What is the probability of getting 6?
0
1/6
1/2
1
The ________ of a set of observations is the observation that occurs most often.
Mode
range
Median
A coin is flipped to decide which team starts the game.What is the probability that your team will start?
1/2
1/3
1/4
Find the range of the data.
128, 139, 148, 132, 152, 154, 140, 143, 146, 149
9
26
5
24
Which of the following is the mean of first five natural numbers?
2
3
4
5
Surveys can be used to get data on any topic area?
True
False
What is a survey?
A series of questions related to a subject topic area
A quiz of questions to answer with correct and incorrect answers
A set of questions that cannot be reviewed after they have all been completed
Pick the appropriate responses for the following question:
"Will you be attending the school event this Friday?"
Yes, no or maybe
Very interested, interested, neutral, not interested, extremely disinterested
Strongly agree, agree, neither agree or disagree, disagree, strongly disagree
Green, blue, black, gold
What is the best method to find out the height of students in a class?
observation
interview
survey
experiment
Which of the following is the probability of an impossible event?
0
1
2
none
