the weights of egge produced on a farm are normally distributed with a mean of 1.4 ounces and a standard deviation of 0.4 ounces1.what percent of the eggs weight at least 1 ounce?2.how many of 1200 eggs are withiin 2 standard deviations of the mean?3

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 21:51:58
theweightsofeggeproducedonafarmarenormallydistributedwithameanof1.4ouncesandastandarddeviationof0.4o

the weights of egge produced on a farm are normally distributed with a mean of 1.4 ounces and a standard deviation of 0.4 ounces1.what percent of the eggs weight at least 1 ounce?2.how many of 1200 eggs are withiin 2 standard deviations of the mean?3
the weights of egge produced on a farm are normally distributed with a mean of 1.4 ounces and a standard deviation of 0.4 ounces
1.what percent of the eggs weight at least 1 ounce?
2.how many of 1200 eggs are withiin 2 standard deviations of the mean?
3.to be a graded extra large,an egg must weight at least 2.2 ounces.what is the probability that an egg from this form will be graded extra large?

the weights of egge produced on a farm are normally distributed with a mean of 1.4 ounces and a standard deviation of 0.4 ounces1.what percent of the eggs weight at least 1 ounce?2.how many of 1200 eggs are withiin 2 standard deviations of the mean?3
1、84.13%
2、0.6826×1200=819.12≈819个
3、0.0228

the weights of egge produced on a farm are normally distributed with a mean of 1.4 ounces and a standard deviation of 0.4 ounces1.what percent of the eggs weight at least 1 ounce?2.how many of 1200 eggs are withiin 2 standard deviations of the mean?3 we know that the ancient Greek athletes used hand weights,which were the technologyof that timehand weights 此处是啥意思? the weights of two boys are in the ratio 5:4lf the weight of the thinner boy is 48kg ,what is the weight of the other 英语翻译It would be interesting to know,if possible,what where the weights of the isolated lignins. It measures 3.50 metres by 3.50 metres and weights one ton.what is the meaning of the sentence?thanks The weights of two boys are in the ratio 5:4.If the weight of the thinner boy is 48 kg ,what is theweight of the other? 英语翻译After listing the demand items,proper weights should be given to the demand items by decision makers.This article uses the Borda count to count the demand weights.Comprehensively considering the opinions of decision makers can make them t the weights of two boys are in the ratio5:4.下接补充说明if the thinner boy is 48 kg,what is the weight of the other? The sum of the weights of Tom and Bill is 138 pounds and one boy is 34 pounds heavier than the othe翻译中文!无该晒拉! 统计学样本分布题目,英文,The mean of the weights of a large bunch of pencil is four times the standard deviation.If the weights of these pencils are normally distributed and the probability that the weight of a randomly chosen pencil is gre 英语翻译Has the flexibility to simulate different sets of part family formation data by allowing the user to give different weights to design attributes and manufacturing attributes. It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.It is not long before 英语应用题The weights of two boys are in the ratio 5:4.If the weight of the thinner boy is 48 kg,what is the weight of the other? The elephant weight weights six tons.同义句 英语翻译The values determined during the incoming goods inspection shall be binding for measures,weights and quantities of a delivery.If the supplier has issued a guarantee,the supplier shall waive the plea of late notice concerning hidden defect 英语翻译The modified approach implemented enables assigningpenalty weights to certain areas of the workspace(during the computation of the travel path) which maybe close to an obstacle; this allows comparison ofvarious plans which are collision f WHO CAN TRANSLATE THIS INTO CHINESE?Assuming this to be true,then the difinite proportions of Prouse's law in all chemical compounds the different constituents always enter in unvarying proportions would naturally reveal the relative weights of the m 老师,这句话有语病吗?The topsis method based on the weight of the variation coefficient was used to calculate the weights of current evaluation indices.不管专业术语 这里感觉based on 应该改成basing