3.5 - practical investigation

Question 1

what is the question for investigation?

Answer 1

is there a correlation between personality (neuroticism) and attitude towards recreational drugs (caffeine)?

Question 2

which research methods will be used in this investigation?

Answer 2

a correlational study

Question 3

what two variables need to be measured and how will this be done?

Answer 3

1. personality - ‘Big Five’ Model
2. attitude - Likert scale

Question 4

what is a Likert scale?

Answer 4

a way of quantifying people’s attitudes

Question 5

how does a Likert scale work?

Answer 5

it includes statements and a response scale eg. strongly agree, agree, disagree, strongly disagree
each item is scored eg. SA (3), A (2), D (1), SD (0)
item scores are added to produce an overall score

Question 6

what is the alternative hypothesis (H1) for this practical?

Answer 6

there will be a positive correlation between score for attitude towards caffeine and score for neuroticism

Question 7

what is the null hypothesis (H0) for this practical?

Answer 7

there will be no correlation between score for attitude towards caffeine and score for neuroticism

Question 8

what is the target population for this practical?

Answer 8

females aged 16-18