Analyse the cycling time-trial data below. Thirty-two elite cyclists were randomly allocated into one of four groups. Without using SPSS, calculate the mean and total for each group. The groups were as follows
Received caffeine and were told it wasReceived caffeine and were told it was notReceived no caffeine and were told it was notReceived no caffeine but were told it was ID
Group
Distance (km)
1
Received caffeine and told correctly
50
2
Received caffeine and told correctly
40
3
Received caffeine and told correctly
46
4
Received caffeine and told correctly
44
5
Received caffeine and told correctly
47
6
Received caffeine and told correctly
45
7
Received caffeine and told correctly
48
8
Received caffeine and told correctly
47
9
Received caffeine but told it was not
37
10
Received caffeine but told it was not
41
11
Received caffeine but told it was not
45
12
Received caffeine but told it was not
42
13
Received caffeine but told it was not
37
14
Received caffeine but told it was not
41
15
Received caffeine but told it was not
40
16
Received caffeine but told it was not
36
17
Did not receive caffeine and told correctly
40
18
Did not receive caffeine and told correctly
38
19
Did not receive caffeine and told correctly
36
20
Did not receive caffeine and told correctly
39
21
Did not receive caffeine and told correctly
38
22
Did not receive caffeine and told correctly
35
23
Did not receive caffeine and told correctly
35
24
Did not receive caffeine and told correctly
50
25
Did not receive caffeine but told it was
47
26
Did not receive caffeine but told it was
47
27
Did not receive caffeine but told it was
41
28
Did not receive caffeine but told it was
50
29
Did not receive caffeine but told it was
43
30
Did not receive caffeine but told it was
50
31
Did not receive caffeine but told it was
50
32
Did not receive caffeine but told it was
46
Group 1-
Mean: 45.9 kmTotal:367 km Group 2
Mean:39.9 kmTotal:319 km Group 3
Mean:38.9 kmTotal:311 km Group 4
Mean:46.8 kmTotal:374 kmHow would you calculate the total sum of squares?
A. SST = SSW + SSB
B. SST = SSW – SSB
C. SST = SSB / SSW
D. SST = SSB × SSW
Answer: A
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