O time it takes to drive to work number of phones in a household QUESTION 3 The following statement refers to which aspect of a statistical study: "Based on a study of 25 hospitals nationwide,...

Extracted text: O time it takes to drive to work number of phones in a household QUESTION 3 The following statement refers to which aspect of a statistical study: "Based on a study of 25 hospitals nationwide, researchers have concluded that there is a relationship between smoking cigarettes and contracting emphysema"? O Design O Inference O Description O None of the above QUESTION 4 Find the z-score for the value 79, when the mean is 55 and the standard deviation is 5. Click Save and Submit to save and submit. Click Save All Answers to save all answers. earch e直 0 +66 34°F R HEWLETT-PACKARD f5 9) 64 f12 Oly ins prt $ %