psychology
Please check the examination details below before entering your
candidate information
Candidate surnameOther names
Centre Number Candidate Number
Pearson Edexcel Level
3 GCE
Tuesday 20 May
Afternoon (Time: 1 hour 30 minutes)
2025 referen 8PS0/
ce
Psychology Paper 02
🟐 🟐
Advanced Subsidiary
PAPER 2: Biological Psychology and Learning
Theories
You do not need any other materials. Total Marks
Instructions
• Use black ink or ball-point pen.
• Fill in the boxes at the top of this page with your
centre number and candidate number.
•
• Answer
name, all
Answer the questions in the spaces
provided – there may be more space
questions.
than you need.
Information
• The total mark for this paper is 70.
• The marks for each question are shown in
– use this as a guide as to how much time to spend on each question.
• The list of formulae and statistical tables are printed at the start of this paper.
brackets
• Candidates may use a
Advice
calculator.
• Read each question carefully before you start to answer it.
• Try to answer every
• Check your answers if you have time at the end.
question.
Turn over
P78776A
©2025 Pearson
psychology
,Education Ltd.
Y:1/1/1/1/1/1
, FORMULAE AND STATISTICAL TABLES
Standard deviation (sample estimate)
AREA
DO NOT WRITE IN THIS
2
x x
n 1
Spearman’s rank correlation coefficient
6 d 2
1 n n 1
2
Critical values for Spearman’s rank
Level of significance for a one-tailed test
0.05 0.025 0.01 0.005 0.0025
Level of significance for a two-tailed test
N 0.10 0.05 0.025 0.01 0.005
5 0.900 1.000 1.000 1.000 1.000
AREA
DO NOT WRITE IN THIS
6 0.829 0.886 0.943 1.000 1.000
7 0.714 0.786 0.893 0.929 0.964
8 0.643 0.738 0.833 0.881 0.905
9 0.600 0.700 0.783 0.833 0.867
10 0.564 0.648 0.745 0.794 0.830
11 0.536 0.618 0.709 0.755 0.800
12 0.503 0.587 0.678 0.727 0.769
13 0.484 0.560 0.648 0.703 0.747
14 0.464 0.538 0.626 0.679 0.723
15 0.446 0.521 0.604 0.654 0.700
16 0.429 0.503 0.582 0.635 0.679
17 0.414 0.485 0.566 0.615 0.662
18 0.401 0.472 0.550 0.600 0.643
19 0.391 0.460 0.535 0.584 0.628
20 0.380 0.447 0.520 0.570 0.612
21 0.370 0.435 0.508 0.556 0.599
AREA
DO NOT WRITE IN THIS
22 0.361 0.425 0.496 0.544 0.586
23 0.353 0.415 0.486 0.532 0.573
24 0.344 0.406 0.476 0.521 0.562
25 0.337 0.398 0.466 0.511 0.551
26 0.331 0.390 0.457 0.501 0.541
27 0.324 0.382 0.448 0.491 0.531
28 0.317 0.375 0.440 0.483 0.522
29 0.312 0.368 0.433 0.475 0.513
30 0.306 0.362 0.425 0.467 0.504
The calculated value must be equal to or exceed the critical value in this table
for significance to be shown.
2
■■■
■
, Chi-squared distribution formula
2
O E
2
df r 1c 1
X E
DO NOT WRITE IN THIS
Critical values for chi-squared distribution
Level of significance for a one-tailed test
0.10 0.05 0.025 0.01 0.005 0.0005
Level of significance for a two-tailed test
df 0.20 0.10 0.05 0.025 0.01 0.001
1 1.64 2.71 3.84 5.02 6.64 10.83
2 3.22 4.61 5.99 7.38 9.21 13.82
3 4.64 6.25 7.82 9.35 11.35 16.27
4 5.99 7.78 9.49 11.14 13.28 18.47
5 7.29 9.24 11.07 12.83 15.09 20.52
6 8.56 10.65 12.59 14.45 16.81 22.46
7 9.80 12.02 14.07 16.01 18.48 24.32
8 11.03 13.36 15.51 17.54 20.09 26.12
9 12.24 14.68 16.92 19.02 21.67 27.88
10 13.44 15.99 18.31 20.48 23.21 29.59
11 14.63 17.28 19.68 21.92 24.73 31.26
DO NOT WRITE IN THIS
12 15.81 18.55 21.03 23.34 26.22 32.91
13 16.99 19.81 22.36 24.74 27.69 34.53
14 18.15 21.06 23.69 26.12 29.14 36.12
15 19.31 22.31 25.00 27.49 30.58 37.70
16 20.47 23.54 26.30 28.85 32.00 39.25
17 21.62 24.77 27.59 30.19 33.41 40.79
18 22.76 25.99 28.87 31.53 34.81 42.31
AREA
19 23.90 27.20 30.14 32.85 36.19 43.82
20 25.04 28.41 31.41 34.17 37.57 45.32
21 26.17 29.62 32.67 35.48 38.93 46.80
22 27.30 30.81 33.92 36.78 40.29 48.27
23 28.43 32.01 35.17 38.08 41.64 49.73
24 29.55 33.20 36.42 39.36 42.98 51.18
25 30.68 34.38 37.65 40.65 44.31 52.62
26 31.80 35.56 38.89 41.92 45.64 54.05
DO NOT WRITE IN THIS
27 32.91 36.74 40.11 43.20 46.96 55.48
28 34.03 37.92 41.34 44.46 48.28 56.89
29 35.14 39.09 42.56 45.72 49.59 58.30
30 36.25 40.26 43.77 46.98 50.89 59.70
40 47.27 51.81 55.76 59.34 63.69 73.40
50 58.16 63.17 67.51 71.42 76.15 86.66
AREA
60 68.97 74.40 79.08 83.30 88.38 99.61
70 79.72 85.53 90.53 95.02 100.43 112.32
The calculated value must be equal to or exceed the critical value in this table
for significance to be shown.
3
■■■ Turn
■ over
Please check the examination details below before entering your
candidate information
Candidate surnameOther names
Centre Number Candidate Number
Pearson Edexcel Level
3 GCE
Tuesday 20 May
Afternoon (Time: 1 hour 30 minutes)
2025 referen 8PS0/
ce
Psychology Paper 02
🟐 🟐
Advanced Subsidiary
PAPER 2: Biological Psychology and Learning
Theories
You do not need any other materials. Total Marks
Instructions
• Use black ink or ball-point pen.
• Fill in the boxes at the top of this page with your
centre number and candidate number.
•
• Answer
name, all
Answer the questions in the spaces
provided – there may be more space
questions.
than you need.
Information
• The total mark for this paper is 70.
• The marks for each question are shown in
– use this as a guide as to how much time to spend on each question.
• The list of formulae and statistical tables are printed at the start of this paper.
brackets
• Candidates may use a
Advice
calculator.
• Read each question carefully before you start to answer it.
• Try to answer every
• Check your answers if you have time at the end.
question.
Turn over
P78776A
©2025 Pearson
psychology
,Education Ltd.
Y:1/1/1/1/1/1
, FORMULAE AND STATISTICAL TABLES
Standard deviation (sample estimate)
AREA
DO NOT WRITE IN THIS
2
x x
n 1
Spearman’s rank correlation coefficient
6 d 2
1 n n 1
2
Critical values for Spearman’s rank
Level of significance for a one-tailed test
0.05 0.025 0.01 0.005 0.0025
Level of significance for a two-tailed test
N 0.10 0.05 0.025 0.01 0.005
5 0.900 1.000 1.000 1.000 1.000
AREA
DO NOT WRITE IN THIS
6 0.829 0.886 0.943 1.000 1.000
7 0.714 0.786 0.893 0.929 0.964
8 0.643 0.738 0.833 0.881 0.905
9 0.600 0.700 0.783 0.833 0.867
10 0.564 0.648 0.745 0.794 0.830
11 0.536 0.618 0.709 0.755 0.800
12 0.503 0.587 0.678 0.727 0.769
13 0.484 0.560 0.648 0.703 0.747
14 0.464 0.538 0.626 0.679 0.723
15 0.446 0.521 0.604 0.654 0.700
16 0.429 0.503 0.582 0.635 0.679
17 0.414 0.485 0.566 0.615 0.662
18 0.401 0.472 0.550 0.600 0.643
19 0.391 0.460 0.535 0.584 0.628
20 0.380 0.447 0.520 0.570 0.612
21 0.370 0.435 0.508 0.556 0.599
AREA
DO NOT WRITE IN THIS
22 0.361 0.425 0.496 0.544 0.586
23 0.353 0.415 0.486 0.532 0.573
24 0.344 0.406 0.476 0.521 0.562
25 0.337 0.398 0.466 0.511 0.551
26 0.331 0.390 0.457 0.501 0.541
27 0.324 0.382 0.448 0.491 0.531
28 0.317 0.375 0.440 0.483 0.522
29 0.312 0.368 0.433 0.475 0.513
30 0.306 0.362 0.425 0.467 0.504
The calculated value must be equal to or exceed the critical value in this table
for significance to be shown.
2
■■■
■
, Chi-squared distribution formula
2
O E
2
df r 1c 1
X E
DO NOT WRITE IN THIS
Critical values for chi-squared distribution
Level of significance for a one-tailed test
0.10 0.05 0.025 0.01 0.005 0.0005
Level of significance for a two-tailed test
df 0.20 0.10 0.05 0.025 0.01 0.001
1 1.64 2.71 3.84 5.02 6.64 10.83
2 3.22 4.61 5.99 7.38 9.21 13.82
3 4.64 6.25 7.82 9.35 11.35 16.27
4 5.99 7.78 9.49 11.14 13.28 18.47
5 7.29 9.24 11.07 12.83 15.09 20.52
6 8.56 10.65 12.59 14.45 16.81 22.46
7 9.80 12.02 14.07 16.01 18.48 24.32
8 11.03 13.36 15.51 17.54 20.09 26.12
9 12.24 14.68 16.92 19.02 21.67 27.88
10 13.44 15.99 18.31 20.48 23.21 29.59
11 14.63 17.28 19.68 21.92 24.73 31.26
DO NOT WRITE IN THIS
12 15.81 18.55 21.03 23.34 26.22 32.91
13 16.99 19.81 22.36 24.74 27.69 34.53
14 18.15 21.06 23.69 26.12 29.14 36.12
15 19.31 22.31 25.00 27.49 30.58 37.70
16 20.47 23.54 26.30 28.85 32.00 39.25
17 21.62 24.77 27.59 30.19 33.41 40.79
18 22.76 25.99 28.87 31.53 34.81 42.31
AREA
19 23.90 27.20 30.14 32.85 36.19 43.82
20 25.04 28.41 31.41 34.17 37.57 45.32
21 26.17 29.62 32.67 35.48 38.93 46.80
22 27.30 30.81 33.92 36.78 40.29 48.27
23 28.43 32.01 35.17 38.08 41.64 49.73
24 29.55 33.20 36.42 39.36 42.98 51.18
25 30.68 34.38 37.65 40.65 44.31 52.62
26 31.80 35.56 38.89 41.92 45.64 54.05
DO NOT WRITE IN THIS
27 32.91 36.74 40.11 43.20 46.96 55.48
28 34.03 37.92 41.34 44.46 48.28 56.89
29 35.14 39.09 42.56 45.72 49.59 58.30
30 36.25 40.26 43.77 46.98 50.89 59.70
40 47.27 51.81 55.76 59.34 63.69 73.40
50 58.16 63.17 67.51 71.42 76.15 86.66
AREA
60 68.97 74.40 79.08 83.30 88.38 99.61
70 79.72 85.53 90.53 95.02 100.43 112.32
The calculated value must be equal to or exceed the critical value in this table
for significance to be shown.
3
■■■ Turn
■ over
