[Date] Pearson Edexcel
Level 3 GCE
PSYCHOLOGY
Advanced PAPER
2 QUESTION
PAPER JUNE
2023 9PSO/02
May 2023
[Document subtitle]
[Author name]
[COMPANY NAME]
,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 ALL questions in Section
•• Answer
name,
Answer
ALL questions from one of the three options in
the
A.
Section B. –questions
there mayinbethe spaces
more space than you need.
Information
provided
•• The total mark for this paper is 90.
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
• Candidates may use a
brackets
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
, FORMULAE AND STATISTICAL TABLES
Standard deviation (sample estimate)
AREA
DO NOT WRITE IN THIS
( x − x )2
n −1
Spearman’s rank correlation coefficient
6d2
n (n2 −1)
1−
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
(O − E )
2
X2 = df = (r −1)(c −1)
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
AREA
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
DO NOT WRITE IN THIS
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
AREA
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
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
Level 3 GCE
PSYCHOLOGY
Advanced PAPER
2 QUESTION
PAPER JUNE
2023 9PSO/02
May 2023
[Document subtitle]
[Author name]
[COMPANY NAME]
,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 ALL questions in Section
•• Answer
name,
Answer
ALL questions from one of the three options in
the
A.
Section B. –questions
there mayinbethe spaces
more space than you need.
Information
provided
•• The total mark for this paper is 90.
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
• Candidates may use a
brackets
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
, FORMULAE AND STATISTICAL TABLES
Standard deviation (sample estimate)
AREA
DO NOT WRITE IN THIS
( x − x )2
n −1
Spearman’s rank correlation coefficient
6d2
n (n2 −1)
1−
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
(O − E )
2
X2 = df = (r −1)(c −1)
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
AREA
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
DO NOT WRITE IN THIS
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
AREA
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
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
