THIS IS FOR STAT PLEASE ANSWER CLEALRY.

Determine whether the data described below are qualitative or quantitative and explain why. 1 The shoe sizes [such as 8 or 105] of test subjects (E Choose the correct answer below. A. The data are qualitative because they don't measure or count anything. {"j} B. The data are qualitative because they consist of counts or measurements. C. The data are quantitative because they consist of counts or measurements. D. The data are quantitative because they don't measure or count anything. Determine whether the given source has the potential to create a bias in a statistical study. A data set includes brain volumes from 10 pairs of monozygotic (identical) twins. The data were collected by researchers at Harvard University, Massachusetts General Hospital, Dartmouth College, and the University of California at Davis. -E)- Choose the correct answer below. A. There does not appear to be a potential to create a bias. The organizations collecting the data are reputable. -:"j:- B. There does appear to be a potential to create a bias. There is an incentive to produce data showing identical brain volumes. C. There does not appear to be a potential to create a bias. The organizations would not gain from putting spin on the data. D. There does appear to be a potential to create a bias. There is an incentive to make the results statistically insignicant. Which of the following is NOT a voluntary response sample? (E Choose the correct answer below. {I} A. A local dentist asks her patients to ll out a questionnaire and mail it back to determine the quality of the care received during an office visit. 6'} B. Quiz scores from a college level statistics course are analyzed to determine student progress. {"2} C. A radio station asks for call-in responses to a question concerning city recycling. D. A survey is taken at a mail by asking passersby if they will fill out the survey. Determine whether the results below appear to have statistical significance, and also determine whether the results have practical significance. In a study of a weight loss program, 6 subjects lost an average of 49 lbs. It is found that there is about a 32% chance of getting such results with a diet that has no effect. . . . Does the weight loss program have statistical significance? O A. Yes, the program is statistically significant because the results are likely to occur by chance. O B. Yes, the program is statistically significant because the results are unlikely to occur by chance. O C. No, the program is not statistically significant because the results are likely to occur by chance. O D. No, the program is not statistically significant because the results areDoes the weight loss program have practical significance? O A. No, the program is not practically significant because the results are likely to occur even if the weight loss program has no effect. B. Yes, the program is practically significant because the amount of lost weight is large enough to be considered practically significant. O C. No, the program is not practically significant because the amount of weight lost is trivial. O D. Yes, the program is practically significant because the results are too unlikely to occur by chance.In a study of a sample of babies born at hospitals in one state, it was found that 51.4% of the babies were girls. Identify whether this value is a statistic or a parameter. Choose the correct answer below. -:"j:- A. The value is a parameter because it describes some characteristic of a sample. ("er B. The value is a statistic because it describes some characteristic of a sample. C. The value is a parameter because it describes some characteristic of a population. D. The value is a statistic because it describes some characteristic of a population