RM L3: Types of hypotheses -

Question 1

What does an ‘aim’ mean in terms of a study?

Lesson 3

Answer 1

• Tells people what the purpose of study is
• Tell us what study is about > can be wrote as question
• Does NOT predict the outcome of study (hypothesis does this)
• Wrote before study carried out

Question 2

What does the term hypothesis mean?

Lesson 3

Answer 2

• Predicts the findings of study
• Wrote before study carried out
• What we think will happen (educated guess)

Question 3

What does a directional (one tailed hypothesis) mean?

Lesson 3

Answer 3

• states which way we think results will go
• either A or B
• Females will be able to spell more words correctly out of 35 compared to males

Question 4

What does a non directional (two tailed) hypothesis mean?

Lesson 3

Answer 4

• Simply states there will be difference between 2 groups not saying if bigger or smaller
• There will be a difference in the number of words spelt correctly out of 25 by females compared to males

Question 5

What does a null hypothesis mean?

Lesson 3

Answer 5

• States that the 2 variables are not correlated with each other any correlation is due to chance
• IV will have no effect on DV
• Any difference in number of words spelt right out of 25 of females compared to males is due to chance