Business Statistics and Application Essay Example | Topics and Well Written Essays - 1750 words

Business Statistics and Application - Essay Example We need to find product of p-value and standard deviation that yields $200. Hence, ii. We need to assume that the observations are normally distributed. In addition, normal distribution is to satisfy seven requirements: (1) the graph should be bell shaped curve; (2) mean, median and mode are all equal; (3) mean, median and mode are located at the center of the distribution; (4) it has only one mode, (5) it is symmetric about mean, (6) it is a continuous function; (6) it never touches x-axis; and (7) the area under curve equals one. ii. The sample is consistent with the company’s data if and only if the policy’s time is within the sample’s control limit. Since 120 seconds is within the control limit, then the 30 days’ data is consistent with the policy. f. The toothbrush that has the best performance to price ratio is Durodont Multituft. This brand of toothbrush registered the highest performance to price ratio of 51 (performance is 51, price is %1). The worst is Oral-B Spring Ideal which charges the highest price of 4.95 but garnered a low score of 59. g. I would likely recommended Mascleans Flex Direct for consumers who want the maximum comfort and has adequate amount of money to afford the high price. The brand has a price of 3.96 but also has a high performance rating of 83%. For price sensitive consumers which wants the best value for their money, I will recommend Durodont Multituft which has the best performance to price ratio. For the average consumer, I will recommend Farmland Adult with a low price of $1.95 and performance rating of 69%. To compute for the seasonal index, we compute for the ratio of values to moving average. Afterwards, the ratio is averaged for the values during the quarter. Since there is only one value, it also serves as the quarterly seasonal index. The seasonal factor is computed as the geometric mean of the quarterly indices. The values are shown in the following table. 7. a. Simple random sampling

What were the main features of the African slave trade, and what Essay

What were the main features of the African slave trade, and what effects did it have on Africa Restrict your answer to the period before 1800 - Essay Example This in fact was the worst slave trade in history according to the author. (Buxton, 2005 p16) Africans in general, the ones involved in the slave trade and those who were left, faced a lot of pain. It was total horror and disgust to Africans as they went through the miseries. The territories left behind by the slaves would become wilderness and expose the villages to a great extent of conflagration and chaos. Their children would be kidnapped and murdered in pursuit of some inferior supplies from the continent of Europe. Europe would always treat the slaves and those Africans left behind in a very evil and cruel manner. The traders would give to the chiefs who would sell the slaves very minute revenues in compensation and leave them to apply to the ones left. The chieftains would sell approximately 250,000 (to the higher) slaves per annum and the revenue would be about 4 pounds per head. Sometimes they would be duped and even at times the recipients of the slaves would describe the received merchandise as one that would only fit an inferior description. It would result into a very infeasible business, shunning off the fact that the whole process was so dehumanizing. Firstly, the revenues received would sometimes not meet the costs at all since it had to be applied to pay the armies that would involve in the trade of slaves. The reprisals among the chieftains would also be a requirement and the cost of the ravaging of their land as well as property destruction. The other items that would prove costly as well were such items as ammunition, and arms. There were also the goods that would be imported into Africa that would not match the gains from the traded slaves in exchange. Also the slaves hunting process was not a very nice experience and it would only be described as horrid. Millions of acres of land would be left abandoned since the owners would be traded as slaves. They (chiefs) would trade the slaves basically to get ball, powder and brandy and