Question

Determine whether each of the following statements is a)research hypothesis directional or b) research hypothesis non directional or c) null hypothesis or d) not a test hypothesis :

a. First born infants have higher concenteration of estrogens and progesterone in umbilical cord blood than do later born infants .

B. there is no relationship between women's participation in prenatal classes and the health outcome of their infants .

C. many nursing students are interested in obtaining advanced degrees

D.A persons age is related to his or her difficulty in accessing health care.

E. Functional disability after the cardiac event is higher among patients with comorbidities than among those without comorbidities

F. Glaucoma can be effectively screened by means of tonometry .

G. Media exposure regarding the health hazards of smoking is unrelated to the public's smoking habits .

H . Patient's compliance with their medical regimen is related to their perception of the consequences of noncompliance .

I. many patients delay seeking health care for symptoms of myocardial infarction because they are afraid .

Answer 1

A. "Firstborn infants have higher concentration" is a predicted one-tailed test of significance - a) research hypothesis directional

B. "There is no relationship" has no significance - c) null hypothesis

C. "Many nursing students are interested in obtaining advanced degrees" has no predictive outcomes in a statement - d) not a test hypothesis

D. Relationship between age and difficulty in accessing has a two-tailed test of significance - b) research hypothesis non-directional

E. "Higher among patients than" is a predicted one-tailed test of significance - a) research hypothesis directional

F. "Effectively screened" - a) research hypothesis directional

G. " Unrelated " has no significance - c) null hypothesis

H. "Is related to" has a two-tailed test of significance - b) research hypothesis non-directional

I. " Many patients delay seeking health care for symptoms of myocardial infarction because they are afraid" has no predictive outcomes in a statement - d) not a test hypothesis