HI，各位聪明童鞋大家好，我刚总结了下尼尔森以前的笔试题目，发觉有很多不会做。。。真不好意思，呵呵。。。。。。。。请问有哪位高手可以帮忙解答吗?万分感谢!!!
计算题
1.某城市里,百分之九十的人拥有a型房子(不知道怎么翻,大概就是区分于另一些人,不必在意).据调查得知,全部人当中有90.5%的人购买我公司产品;拥有a型房子的人都购买了我公司产品,那么有没有拥有a型房子而购买我公司产品的占这类人群的比例是多少?(具体的问题不记得了,我是根据大概的意思和我的答案推出来的.不好意思
2.某公司要对一群人进行测试,测试进行三轮.第一轮之后,有40%的人通过了;第二轮之后,余下的人中有60%的人通过;第三轮之后,余下的人有20%的人通过.请回答下列问题:
a)通过第一轮或第二轮的`人所占总数的比例
b)没能通过第二轮的人所占总数的比例
c)没能通过第三轮的人所占总数的比例
gst 7 consumers, 5 of them purchase brand A and 4 of them purchase brand B. To choose one brand A buyer and one brand B buyer respectively, how many options are available?
following is the finding of a Nielsen research report on smokers:
80% of the respondents are or used to be smokers. Among those smokers, 75% are male. 70% of the male smokers are aged from 25 to 35 while 50% of the female smokers are aged from 25 to 35. 20% of the young make (aged 25 to 35) smokers have kids and 5% of the young female smokers (aged from 25 to 35) have kids. Please
A)
The percentage of young female smokers (out of total respondents) that have kids.0.5%
5.A total of $20,000 was invested in two certificates of deposit at simple annual interest rates of 6 percent and 8 percent, respectively. If the total interest on the two certificates was $1,440 at the end of one year, what fractional part of the $20,000 was invested at the higher rate? (EXPRESS IN % TERMS)0.6
a certain ice cream parlor, customers can choose among five different ice cream flavors and can chose either a sugar cone or a waffle cone. Considering both ice cream flavor and cone type, how many distinct triple-scoop cones with three different ice cream flavors are available?
7.A firm selling Manchester United pillowcases for $10 currently generates an annual turnover of $500,000. Variable costs average at $4 per unit and total annual fixed costs are $100,000. The marketing director is considering a price increase of 10%. Given that the price elasticity of the product is believed to be -0.4, please calculate:
(Price elasticity= % change in quantity demanded /% change in price)
A.
The old sales volume (EXPRESS IN UNIT TERMS)
B.
The new sales volume (EXPRESS IN UNIT TERMS)
C.
The new revenue (EXPRESS IN $ TERRMS)
D.
The expected change in profit following the price increase (EPRESS IN % TERMS)
惭愧惭愧。。。。本人已经很多年没作数学题了，真不好意思。。。。。。。呵呵
案例题
1.某肥皂公司要求你调查一下其在杂志m投入广告的效果.你随机对300个拥有杂志m的家庭进行了调查.结果如下:
买了肥皂的
没买肥皂的
看了广告的 16 88
没看广告的 45 196
回答下列问题:
1.你认为这家公司在杂志m中的广告效果如何?
2.你将对公司的ceo说什么?(因为关键单词不会,我大概猜是结论或建议)
3.你是否还要在调查中问这些家庭别的问题呢?如果是,问什么?为什么问这个问题?
2. 中文case。A B两个产品定位方案，个人觉得有难度。给有所有消费者购买倾向性数据，喜爱程度指标及感兴趣度指标。判断哪一个定位方案好
请问大家对案例题都是什么解题思路呀? 都有些什么专业理论在里面呀?
祝大家好运o !!