Professionals (n = 38)

Nonprofessionals (n = 115)

Study 1

Experimenters-post

Mood states

Mean

SD

Mean

SD

Mean

SD

STAI scores

47.68

7.24

49.81

8.27

47.73

9.25

Professionals

Nonprofessionals

Reasons

Frequency

Proportion

Frequency

Proportion

Feel sorry and

empathize

23

58.97%

82

64.06%

Concerns about

experimental failure

13

33.33%

4

3.13%

Difficulty to conduct an experiment

10

25.64%

26

20.31%