Categorical or Quantitative Variables? A June 2-11 Gallup Poll asked Americans, "Thinking about the job situation in America today, would you say that it is now a good time or bad time to find quality jobs?" The choices were "Good time" or "Bad time." What kind of variable is the response? A medical researcher measures the increase in heart rate of patients under a stress test. What kind of variable is the researcher studying? For each description of data, identify the population of interest and the sample: In a study appearing in the journal Science, a research team reports that plants in southern England are flowering earlier in the spring. Records of the first flowering dates for 385 species over a period of 47 years show that flowering has advanced an average of 15 days per decade, an indication of climate warming, according to the authors. Some motion pictures are profitable, and others are not. Understandably, the movie industry would like to know what makes a movie successful. Data from 728 first-run movies released in 2011 suggest that longer movies actually make less profit. l be quanti ontinuous es in a lo ete Identify the W's and Variables Suppose a Consumer Reports article (published in June 2005) on energy bars gave the brand name, flavor, price, number of calories, and grams of protein and fat. Identify the following: a. Who: b. What: c. When: d. Where: e tryin cafe et rof useu amily S' e. How: f. Why: g. Categorical variables: h. Quantitative variables (with units): following: A report on the Boston Marathon listed each runner's gender, county, age, and time. Identify the a.Who: b. What: C. When: b d d. Where: e. How: f. Why: g. Categorical variables: h. Quantitative variables (with units):