Analysing Data (Stage 4) SACHS
2, 3, 3, 5, 8, 11, 12, 15
Range =
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
11, 13, 24, 25, 25, 29, 36
Range =
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
22, 3, 9, 5, 7, 11, 12, 5
Range =
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
Range =
Mode =
Range: highest score minus lowest score
2, 2, 2, 5, 5, 5, 5, 5
Mode: score/s that occurs the most
Median =
Median: middle score when scores are in order
(If 2 middle scores, average them)
1, 2, 6, 6, 9 
2, 2, 3, 3, 5, 8, 11, 12, 15
Median =
Median: middle score when scores are in order
(If 2 middle scores, average them)
Median =
Median: middle score when scores are in order
(If 2 middle scores, average them)
1, 5, 6, 8, 9, 9 
2, 2, 3, 3, 5, 8, 8, 9, 10, 12
Median =
Median: middle score when scores are in order
(If 2 middle scores, average them)
Median =
Median: middle score when scores are in order
(If 2 middle scores, average them)
12, 5, 3, 8, 14, 9
Mean: average - sum of scores divided by number of scores
Mean =
1, 3, 6, 8, 9, 9 
=
Mean: average - sum of scores divided by number of scores
Mean =
5, 3, 6, 10, 4, 12, 16 
=
Mean: average - sum of scores divided by number of scores
Mean =
15, 13, 22, 10, 14, 22 
=
Mean: average - sum of scores divided by number of scores
Mean =
fx
f
=
Number scores = total = f
Sum of scores = total fx = fx
=
Correct to one decimal place.
Mean: average - sum of scores divided by number of scores
Mean =
fx
f
=
Number scores = total = f
Sum of scores = total fx = fx
=
Correct to one decimal place.
Range =
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
Range =
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
(In order)
,
Median: middle score when scores are in order
(If 2 middle scores, average them)
15 scores,so the middle is the
Now, count down the
frequency to find that place.
Write down that score.
Median =
th
Median: middle score when scores are in order
(If 2 middle scores, average them)
Now, count down thefrequency to find those places.Average those two scores.
20 scores,so the middle is between the
Median =
th and
th scores.
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
Range =
Median: middle score when scores are in order
(If 2 middle scores, average them)
The middle dot, left to right.
Median =
Mean: average - sum of scores divided by number of scores
Mean =
→add up the score for each dot
→ count the dots
=
Correct to two decimal places
Mode =
Range: highest score minus lowest score
Mode: score/s that occurs the most
Range =
Median: middle score when scores are in order
(If 2 middle scores, average them)
Average the middle dots, left to right.
Median =
Mean: average - sum of scores divided by number of scores
Mean =
→add up the score for each dot
→ count the dots
=
Students who took this test also took :

Created with That Quiz — where a math practice test is always one click away.