Explain test the given hypothesis using Chi-Square Test of secondary exposure to cigarette smoking during childhood has consequence in developing lung cancer in the person.
Explain secondary exposure to cigarette smoking during childhood is investigated in 108 males diagnosed with lung cancer as well as 108 males of normal controls. Fifteen (15) of the men identified with lung cancer were found to have been exposed to the second hand smoke whereas only four of the controls were exposed. Create a 2 X 2 table to display the results of this study