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Q 1/18
Score 0
306 000 CANNOT be the result of rounding off a number to
120
5 significant figures.
3 significant figures.
2 significant figures.
4 significant figures.
Q 2/18
Score 0
Refer to the photo.
120
I only
II and III only
I and III only
I and II only
18 questions
Q.
306 000 CANNOT be the result of rounding off a number to
1
120 sec
Q.
Refer to the photo.
2
120 sec
Q.
The weight of an object is 4.0 g, correct to 2 significant figures. Find the percentage error.
3
120 sec
Q.
Estimate the value of the expression.
4
300 sec
Q.
How many significant figure does -0.1230 have?
5
60 sec
Q.
Round off 12.951 to 3 significant figures. [Type the answer]
6
60 sec
Q.
Find the length of the square, correct to the nearest 0.5 cm. [Type the answer,no space in between]
7
60 sec
Q.
If the actual length of the square is 2.42cm, find the absolute error. [Type the answer,no space in between]
8
120 sec
Q.
Find the maximum error of the measurement. [Type the answer, no space in between]
9
120 sec
Q.
If Vincent’s weight is measured as 50 kg and the percentage error is 4%, find the maximum error. [Just type the number]
10
300 sec
Q.
Calvin measures the height of a bookshelf to be 1.25 m, correct to the nearest 0.01 m.
Find the relative error. [Just type the number in decimals]
11
120 sec
Q.
Do spend time and calculatethis question!
12
300 sec
Q.
Find the upper class boundary of the class interval with the highest frequency.
13
300 sec
Q.
Which of the following must be correct?
14
300 sec
Q.
The frequency polygon below shows the weights of a group of newborn babies.Find the number of newborn babies with weights between 5.0 lb and 7.0 lb (excluding 7.0 lb).
15
120 sec
Q.
The cumulative frequency curve below shows the blood pressure of a group of patients. Find the number of patients in the group.
16
60 sec
Q.
The cumulative frequency curve below shows the blood pressure of a group of patients. If 20 patients have blood pressure lower than x mmHg. Find the number of x. [Just type the number]
17
120 sec
Q.
The cumulative frequency polygon below shows the capacities of the buckets in a shop. What percentage of the buckets in the shop have capacities 7.0 L or above?
