It is complete

What is the population, the sample, the statistic, and the parameter in the studies described below? What type of data was gathered or will be gathered in the study? (qualitative, discrete, or continuous) Please submit your answers to at least 3 out of the 6 problems listed here. In some of these there are TWO samples, TWO statistics, and TWO parameters. . 1. You work for the research and development division of a major pharmaceutical company. The company has developed a new diet drug, and your boss has asked you to test the drug's effectiveness. You design a study in which a group of 644 overweight people will be randomly assigned to two equal sub-groups: one group of 322 will be given the new diet drug and the other group of 322 will be given a placebo (a pill that contains no medication). For the group given the diet drug, the average weight loss over a three-week period was 11 lbs. For the group given the placebo, the average weight loss over the same time period was 6 lbs. 2. You are the head actuary in the Automobile Insurance division of a large insurance company. The company's president wants a report from you to investigate if drivers who text in their car have more accidents than those who never text while driving. You survey 3245 randomly chosen drivers and find that 560 of those drivers have never texted while they drive while the other 2685 drivers have. 112 of the drivers who never text had accidents in the last three years while 550 of the drivers who text had accidents in the last three years. 3. A phone maker recently "upgraded" its operating system. A technology consulting firm tested 90 devices running the new operating system and found that, with medium usage, a full battery charge lasted for an average of 14 hours 23 minutes. The firm also tested the same devices running the older operating system and found that the batteries lasted an average of 15 hours and 37 minutes for a group of 90 medium-usage phone customers. 4. In 1954, 400,000 children participated in a study of the effectiveness of the Salk vaccine for polio. Half of the children received the vaccine while the other half were given a harmless salt solution. Only 50 of the children who received the vaccine contracted polio while 150 of the children who were given the salt solution contracted the disease. 5. A survey of young doctors at a California medical school has found that - of the women and A of the men believed they had been sexually harassed during training. The study was based on a written survey of 143 interns and residents in internal medicine at the University of California at San Francisco. Responses were received from 92 interns and residents- 55 men and 37 women. The researchers are stdying sexual harassment of interns and residents in the US. 6. A market research company studied the daily activities of 4,000 people who were chosen from telephone and voter registration lists to reflect the national population, including people aged from 18 to 90 in all parts of the country and economic classes. The study found that Americans spend an average of 7 hours and 25 minutes sleeping, an average of 4 hours and 44 minutes on work related activity, 4 hours day. and 23 minutes for entertainment, and food related activities accounted for 2 hours and 7 minutes per