A scientist collected data in 10 trials comparing tired students' and awake students' test scores.
Trial Tired Average
Score
| 34%
2 56%
3 60%
4 58%
Awake Average
Score
67%
88%
90%
86%
Which trial was the least precise and is unlikely to be reproducible?
o
O
Trial 1
Trial 2
Trial 3
Trial 4
O
Mark this and return
Save and Exit
Next
Suomet