统计学概论大作业.docx

xx 2014xxxx532统计二班1.14 Range the units of the population in order. Name each one by 1、2、20,000. Then use a random number generator to get a simple: 418294279574636051549713325489923185069100111716692839These are what we need.1.18 quantitative data includes:a c e fqualitative data includes:b d 1.33 a. The experimental units are each engaged couple who participates the study.b. The variables of interest are engagement ring price(dollar) and the appreciation of the recipient. Engagement ring price(dollar) is quantitative data and the appreciation of the recipient is qualitative data.c. The population of interest is all the couple which participate in the study.d. No, I dont. Because those who paid really high or low price for the ring were excluded and the population is too small.e. Assign these to play the role of gift-giver and the others to play the gift-receiver.These are the gift-giver:35321728243750331347152342912123316489122943111*1.36a. Per minute, 4000 cans will be produced. Every 15 minutes, five filled cans are pulled off the line. The amount of carbon dioxide in each of these five cans is measured to determined whether the amount are within the prescribed limits.b. The amount of carbon dioxide in each can and all the other cans.c. The sample is the five cans pulled off every 15 minutes.d. The inference of interest is the amount of carbon dioxide in all the cans and whether it s withinThe limits.e. The technician will be examing a process. Because the population is too big to be meas