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Section B CriteriaA. Making Inference
1. State logic reason2. State other logic reason3. Observation to support the
reason
B. Predicting1.What will happened
2. Extrapolating data
C. Controlling Variables
1. State the informations2. Thing to change3. Thing to observe4. Thing to keep the same
D. Interpreting Data1. The aim of the data gathered
2. The trend of the data
3. Relationship between the data
4. Making conclusion
E. Making Hypothesis
1. Explain the relationship
2. Relationship base on a
statement given
C4
C5
C10C11
C12
C13
C6
C7
C8
C9
C14
C15
C3
C1
C2
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Candidates Main Weaknesses
K1- Menyatakan satu penerangan yang manusabah tentang pemerhatian
Soalan 3(b): State reason (inference) based on the observation on model Y
Jawapan : Model Y more stable
Candidates answers:
1. Their answers did not show any comparison
i. Model Y is stable
2. Cannot differentiate between observation and inference
i. Model X fall earlier than Yii. Model X fall and Y still stand Observation not inference
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Candidates Main Weaknesses
K3- Menyatakan pemerhatian tambahan untuk menguji kejituan inferens
Soalah 5(c): Write one observation to support the reason (inference ) in 5(b)Jawapan : Distance traveled by K is more than J
Candidates answers:
1. Their answers did not show any comparison
i. Distance travel by K is long
2. Cannot differentiate between observation and inference
i. K has less frictionii. L has more friction than J
Inference
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K4- Menyatakan apa yang akan berlaku dengan menggunakan data
maklumat yang lepas.
Soalan 4(c): Predict the value of U in diagram 4
Jawapan : 21/22/23/24/25
Candidates answers:
1. Using range of numbers (Menggunakan julat nombor)
i. Between 22-24
ii. More than 22 but less than 24
Candidates Main Weaknesses
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Candidates Main Weaknesses
K5- menyatakan apa yang berlaku dengan mengekstrapolasi data
Soalan 1(d): Predict the height of the dough when 12g of yeast used
Jawapan : 14g
Candidates answers:
1. Cannot give accurate answer
i. More than 14g
ii. Less than 14g
ii. Other figures (beside 14)
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K6: Membuat pernyataan tentang maksud data atau maklumat yang
terkumpul
Candidates Main Weaknesses
Soalan 1(a): What is the purpose of this investigation?
Jawapan : To investigate the relationship between the quantity of yeast and
and the height of the dough.
Candidates answers:
1. Left the key word in their answers
i. To investigate between the quantity of yeast and the height of the dough
2. Left the variables in the investigation
i. To investigate the relationship between the yeast and the dough
ii. To investigate between the quantity of yeast and the size of the dough
iii. To investigate height of the dough
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Candidates Main Weaknesses
K8: Menyatakan hubungan antara pembolehubah
Soalan 3(c): What is the relationship between the size of the model and the stability?
Jawapan : As the size of the based area increase, the stability increase
K9: Menyatakan kesimpulan penyiasatan (conclusion)
Soalan 2(c): What conclusion can be made from this investigation?
Jawapan : As the length of the object increase, the number of measurementdecrease
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Candidates answers:
1. Trend/pattern is wrongly used
i. As the length of object increase, the number of measurement increase
ii. As the length of object decrease, the number of measurement decrease
2. Left the parameter the invariables
i. As the object increase, the measurement increase
3. The position of the variable is wrongly placed
4. i. As number of measurement decrease, the length of object increase
ii As the stability increase, the size of the base area increase
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Candidates Main Weaknesses
K10: Menyatakan pembolehubah yang digunakan dalam penyiasatan
Soalan 1(b): State one information gathered in this investigation
Jawapan : quantity of flour/water/time to investigate
K11: Menyatakan pembolehubah manipulasi
Soalan 1c(i) : State what is changed?
Jawapan : Quantity of yeast
K12: Menyatakan pembolehubah bergerakbalas
Soalan 1c(ii) : State what is measured?
Jawapan : height of the dough
K13: Menyatakan pembolehubah yang dimalarkan
Soalan 2a(i) : State what is kept the same?
Jawapan : length of a desk
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Candidates answers:
1. Did not use parameter/wrong parameter
i. Yeast
ii. Dough
iii. Size of the dough
2. Object used is wrong
i. Height of yeast
3. Wrong variables used
i. Type of object (Correct answer: Length of object)
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Analisis Prestasi Calon
A. Kumpulan Calon prestasi rendah
i. Kurang mahir menggunakan K11 ( what is changed)
ii. Cenderung menyalin pembolehubah tidak lengkap (tanpa parameter)
yang diberi dalam jadual sebagai jawapan.
iii Jika jawapan bagi kriteria 11 salah, maka jawapan murid bagi
soalan K6, K8, K9,K10 juga akan salah (kesan domino). Ini kerana
jawapan bagi K11 juga merupakan jawapan dalam K6, K8, K9,K10
Catatan:
K6 - Membuat pernyataan tentang maksud data atau maklumat terkumpul
K8 - Menyatakan hubungan antara pembolehubahK9 - Membuat kesimpulan berdasarkan maklumat yang terkumpul
K10 - Menyatakan pembolehubah dalam penyiasatan
9/20 soalan iaitu 45% soalan sains UPSR Tahun 2009 terdir i daripada
Soalan K11,K6,K8,K9 dan K10
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B. Kumpulan Calon Prestasi tinggi:
1. Menghadapi masaalah menjawab :
i. K1 - membuat penerangan/inferens tentang pemerhatian
ii. K3 - Menyatakan pemerhatian tambahan untuk menguji kejituan inferens
iii. Keliru (soalan minta inferens)-murid beri pemerhatian dan sebaliknya
iv. Jawap bagi inferens tidak menunjukan perbandingan
eg: 3 (b) Model Y is stableJawapan sepatutnya: . Model Y is more stable
Model Y has bigger base area
5 (b) inference: Book J has more friction than K
(c) Observation: Book J traveled longer than Book K
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INFERENCE
C1:State a logic reason based on observation
3(b) State one reason (inference) based on the observation above on model Y
Model Y is more stable
The result of the investigation
Model X Y
Stability Fall Still stand
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C3: To state an observation to support an inference
5(b) State one reason (inference) about the distance travelled by K
K has less friction than J
(c) Write one observation to support the reason (inference in 5(b)
K is travelled further than J
BooK Distance travelled
J 10
K 30
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PREDICTION
C4: State what will happen based on the past information/experience.
4 (c) Predict the value of u
21/22/23/24/25
PREDICTION
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PREDICTION
C5: Extrapolating the data given
1(d) Predict the height of the dough when 12g of yeast is used
14cm
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INTERPRETING DATA
C6: State the purpose of the investigation meaning of the data /
information collected
1(a) What is the purpose (aim) of this investigation?
To investigate the relationship between the amount of yeast
and the height of the yeast
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C7: State the trend
4 (c) What is the trend of change in the size of the moon during this investigation?
Increase, decrease
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C8: State the relationship between the two variables
3(c) What is the relationship between the size of the model and the stability?
Model X Y
Stability Fall Still stand
As the size of the based area increase, the stability increase
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C9: State the conclusion from the data collected
A group of pupils uses different object to measure the length of a desk
Table 2 shows the result of this investigation
2(c) What conclusion can be made from this investigation
As the length of the object increase, the number of measurement decrease
VARIABLES
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VARIABLES
C10: State the variables involve in the investigation
Yasmin carries out an investigation to see the effect of yeast on dough.
Different quantities of yeast is mixed into four Q,R,S and T
1(c) State one information in this investigation
Amount of yeast / height of dough / amount of flour
C11: State what to change (manipulated variables)
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C11: State what to change (manipulated variables)
A group of pupils uses different object to measure the length of a desk
Table 2 shows the result of this investigation
2(a) State
(i) What is changed (manipulated variables) in this investigation
Length of object
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C13: State what to keep the same (constant variables)
A group of pupils uses different object to measure the length of a desk
Table 2 shows the result of this investigation
2 (a) State
What is kept the same (constant variables)
Length of the desk
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C14: Suggest an hypothesis based on the relationship between the two
variables or statement given
MAKING HYPOTHESIS
The height also affect the stability
3 (d) State one relationship between the two information gathered in the
above statement
As the height increase the stability decrease
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ANALYSE THE KEY WORDS IN THE QUESTIONS
Look for the variables in the questions
a. From the statement.key words
.different. (what to change)
. similar..
. the same.. What to keep the same
. is measure.. (what to measured)
b. Use the correct Parameter
Amount/quantity of
Numberof
Type of..
Length of..
of .
to..
Analyze the key word in the question from the diagram given
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Yasmin carries out an investigation to see the effect of yeast on dough.
Different quantities of yeast is mixed into four dough Q,R,S and T
What to change What to measureQuantities of yeast Height of dough
Trendincrease
Trendincrease
Analyze the key word in the question from the diagram given
Analyze the key words in the question from the table given
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A group of pupils uses different object to measure the length of a desk
Table 2 shows the result of this investigation
Analyze the key words in the question from the table given
Study the differences in WTC to state the PARAMETER
Length of the object
Study the trend of change
WTC (increase) WTO (decrease)
What to measured
What to change
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Analyzes the key word in the question from the graph given
What to observe
What to change
Use the key words to answer each type of question
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Use the key words to answer each type of question
K6: What is the purpose (aim) of this investigation?
To investigate the relationship between
_______________ and ________________WTC WTO
K8: What is the relationship between the size of the model
and the stability?
As the________ _________ ,the_________ _______
WTC trend WTO trend
K9: What conclusion can be made from this investigation?
As the________ _________ ,the_________ _______
WTC trend WTO trend