Required Practical 10 - Investigation into the effect of an environment variabel on the movement of an animal using either a choice chamber or a maze.

Question 1

What factors must be controlled?

Answer 1

• Number of animals.
• Environmental conditions.
• Time for the animal to choose.

Question 2

What is the conclusion drawn is the calculated value is greater than the critical value?

Answer 2

• Reject Null hypothesis.
• Less than 5% probability that the difference is due to chance alone.
• There is a statistically significant difference between the expected and observed values.