black

学历类考试试题及答案解析

登录

问答题

简答题

某牛奶加工厂生产一种容量1000毫升的盒装牛奶。随机取样50盒,测得平均容量为986毫升,标准差为12毫升。若要求根据这些数据判断该厂牛奶的容量是否合乎规格,问:
检验结论可能犯的两类错误分别是什么?两类错误造成的后果又将是什么?

【参考答案】

弃真错误。会使工厂受损失;采伪错误,会使消费者受损失。

相关考题

单项选择题 Rosie inherits 1,000 shares of Northern Skies Airline Corporation stock from the estate of her Uncle Tony.Tony died on July 2, 2018.The stock's value on July 2, 2018, is $4,000.Tony's basis in the stock was $3, 000.The stock has a fair market value of $7,000 on October 1, 2018, when it is transferred to her.Rosie sells the stock October 11,2018.What is Rosie's basis in the stock?( ):A.$0B.$1,000C.$3,000D.$4,000E.$7,000

单项选择题 Cindy is an employee of Silvertone Corporation.Silvertone pays the medical insurance premiums of all of its employees.Because of large deductible levels and limitations on the payment of certain medical expenses, the basic health insurance policy does not cover all medical costs.During the current year, Silvertone adopted a Cafeteria Plan funded entirely by Silvertone.The plan provides for $3,000 per employee, and Cindy elects $2,500 for her medical costs not covered by the basic policy.She takes the remaining $500 in cash.Actual payments for Cindy’s medical care of $1,500 are made from the Cafeteria Plan.I.Cindy's gross income is increased by the $1,000 of the $2,500 allocation not used for additional medical expenses.II.Cindy’s gross income is increased by the $1,500 paid out of the Cafeteria Plan.( ):A.Only statement I is correctB.Only statement II is correctC.Both statements are correctD.Neither statement is correct

单项选择题 创立行为主义心理学派的是()。

All Rights Reserved 版权所有©PP题库网库(pptiku.com)

备案号:湘ICP备14005140号-5

经营许可证号:湘B2-20140064