A clinical neuropsychologist develops a new treatment for recovery from head trauma and administers it to one half (randomly selected)of a sample of 50 people.He measures the level of cognitive functioning one month after the trauma and analyses the data in SPSS.The output of a between-participant t-test is shown below: Which of the following statements is true?
A)A measure of effect size called d can be constructed using t and the df.
B)A measure of effect size called r can be constructed using t and the df.
C)The effect here will be large because the effect is highly significant with F = 11.364 and p = .001.
D)The effect here will be large because the effect is highly significant with t (48)= 5.744 and p

Question

A clinical neuropsychologist develops a new treatment for recovery from head trauma and administers it to one half (randomly selected)of a sample of 50 people.He measures the level of cognitive functioning one month after the trauma and analyses the data in SPSS.The output of a between-participant t-test is shown below:  Which of the following statements is true?
A)A measure of effect size called d can be constructed using t and the df. 
B)A measure of effect size called r can be constructed using t and the df. 
C)The effect here will be large because the effect is highly significant with F = 11.364 and p = .001. 
D)The effect here will be large because the effect is highly significant with t (48)= 5.744 and p < .001. 
E)The effect here will be large because the effect is highly significant with t (37.363)= 5.744 and p < .001.

Quizplus · Accepted Answer

The Answer of A clinical neuropsychologist develops a new treatment for recovery from head trauma and administers it to one half (randomly selected)of a sample of 50 people.He measures the level of cognitive functioning one month after the trauma and analyses the data in SPSS.The output of a between-participant t-test is shown below:  Which of the following statements is true?
A)A measure of effect size called d can be constructed using t and the df. 
B)A measure of effect size called r can be constructed using t and the df. 
C)The effect here will be large because the effect is highly significant with F = 11.364 and p = .001. 
D)The effect here will be large because the effect is highly significant with t (48)= 5.744 and p < .001. 
E)The effect here will be large because the effect is highly significant with t (37.363)= 5.744 and p < .001.

A Clinical Neuropsychologist Develops a New Treatment for Recovery from Head