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May 2025 Edexcel: AS Psychology
8PS0/01 Paper 1 – Social and Cognitive
Psychology – Merged Question Paper &
Mark Scheme
Paper
Psychology 🟐 🟐
Advanced Subsidiary
PAPER 1: Social and Cognitive Psychology
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
Information
•• The total mark for this paper is 70.
Exam Resource Summary
The marks for each question are shown in brackets
The May 2025 Edexcel AS Psychology 8PS0/01 – Paper 1: Social and Cognitive Psychology –
– 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.
Merged Question Paper & Mark Scheme document integrates the official examination paper
• Candidates may use a calculator.
with its full mark scheme. This paper assesses students’ understanding of key social
psychology topics, including conformity, obedience, group behaviour, and social influence,
alongside cognitive psychology concepts such as memory, perception, and problem-solving.
Advice
The merged format presents each question alongside its marking criteria, providing clear
•
guidance on examiner expectations, mark allocation, and question structure. This resource
Read each question carefully before you start to answer it.
•
supports targeted revision, development of analytical and evaluative skills, and practice in
Try to psychological
answer every question.
•
applying
forCheck your answers
preparation
theory to practical and experimental contexts, making it essential
for theifMay
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haveEdexcel
time at AS
thePsychology
end. Paper 1 examination.
Turn over
P78775A
©2025 Pearson Education Ltd.
Y:1/1/1/
, FORMULAE AND STATISTICAL TABLES
Standard deviation (sample estimate)
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Spearman’s rank correlation coefficient
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
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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
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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.
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, Chi-squared distribution formula
(0!)2
𝑋𝑋2 = 𝑑𝑓 = 𝑟 − 1 𝑐 − 1
𝐸
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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
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11 14.63 17.28 19.68 21.92 24.73 31.26
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
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
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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
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.
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, Mann-Whitney U test formulae
𝑛𝑎 𝑛𝑎+1
𝑈𝑎 = 𝑛𝑎 𝑛𝑏 + − 𝑅𝑎
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2
𝑛𝘣 𝑛𝘣+1
𝑈𝑏 = 𝑛𝑎 𝑛𝑏 + − 𝑅𝑏
2
(U is the smaller of Ua and Ub)
Critical values for the Mann-Whitney U test
Nb
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Na
p ≤ 0.05 (one-tailed), p ≤ 0.10 (two-tailed)
5 4 5 6 8 9 11 12 13 15 16 18 19 20 22 23 25
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6 5 7 8 10 12 14 16 17 19 21 23 25 26 28 30 32
7 6 8 11 13 15 17 19 21 24 26 28 30 33 35 37 39
8 8 10 13 15 18 20 23 26 28 31 33 36 39 41 44 47
9 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54
10 11 14 17 20 24 27 31 34 37 41 44 48 51 55 58 62
11 12 16 19 23 27 31 34 38 42 46 50 54 57 61 65 69
12 13 17 21 26 30 34 38 42 47 51 55 60 64 68 72 77
13 15 19 24 28 33 37 42 47 51 56 61 65 70 75 80 84
14 16 21 26 31 36 41 46 51 56 61 66 71 77 82 87 92
15 18 23 28 33 39 44 50 55 61 66 72 77 83 88 94 100
16 19 25 30 36 42 48 54 60 65 71 77 83 89 95 101 107
17 20 26 33 39 45 51 57 64 70 77 83 89 96 102 109 115
18 22 28 35 41 48 55 61 68 75 82 88 95 102 109 116 123
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19 23 30 37 44 51 58 65 72 80 87 94 101 109 116 123 130
20 25 32 39 47 54 62 69 77 84 92 100 107 115 123 130 138
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