求大神级商务统计学高手,最好用英文作答1.The mean number of sales enquity calls received per day at a drill factory is 126.5; what is the probability that excatly 110 calls will be received tommorrow?2.in the past,23% of callers makin
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/21 10:57:06
![求大神级商务统计学高手,最好用英文作答1.The mean number of sales enquity calls received per day at a drill factory is 126.5; what is the probability that excatly 110 calls will be received tommorrow?2.in the past,23% of callers makin](/uploads/image/z/12463517-29-7.jpg?t=%E6%B1%82%E5%A4%A7%E7%A5%9E%E7%BA%A7%E5%95%86%E5%8A%A1%E7%BB%9F%E8%AE%A1%E5%AD%A6%E9%AB%98%E6%89%8B%2C%E6%9C%80%E5%A5%BD%E7%94%A8%E8%8B%B1%E6%96%87%E4%BD%9C%E7%AD%941.The+mean+number+of+sales+enquity+calls+received+per+day+at+a+drill+factory+is+126.5%3B+what+is+the+probability+that+excatly+110+calls+will+be+received+tommorrow%3F2.in+the+past%2C23%25+of+callers+makin)
求大神级商务统计学高手,最好用英文作答1.The mean number of sales enquity calls received per day at a drill factory is 126.5; what is the probability that excatly 110 calls will be received tommorrow?2.in the past,23% of callers makin
求大神级商务统计学高手,最好用英文作答
1.The mean number of sales enquity calls received per day at a drill factory is 126.5; what is the probability that excatly 110 calls will be received tommorrow?
2.in the past,23% of callers making enquiries went on to place an order.Of those who placed an order,32% accepted a sample first.Of course who didn't go on to place an order,18% accepted a sample.A caller has just declined a sample; what is the probability that he will place an order?
3.what is the probability that an individual caller accepts a sample?
4.Draw a Wenn diagram,with areas proportional to probability,representing the outcomes described in 2 and 3
5.If 100 people call,what is the probability that exactly 25 of them accept a sample?
6.If the values of orders placed are approximately normally distributed with a mean value of RMB 122,000 and a standard deviation of RMB 28,000,what proportion of orders have values of more than RMB 200,000?
7.Sketch a standardised normal distribution curve and mark on it the Z values representing the values from 6
求大神级商务统计学高手,最好用英文作答1.The mean number of sales enquity calls received per day at a drill factory is 126.5; what is the probability that excatly 110 calls will be received tommorrow?2.in the past,23% of callers makin
自己回家查字典去吧,.这么长你让我玩命啊.
中英的?。无语。。。
阿萨德爱诗阿斯顿鐧惧害鍦板浘