首页/ 题库 / [单选题]用组中值代表各组内一般水平的假定条件是(的答案

用组中值代表各组内一般水平的假定条件是()。 得分:3分

单选题
2021-09-02 17:22
A、各组的次数均相等
B、各组的组距均相等
C、各组的变量值均相等
D、各组变量值在本组内呈均匀分布
查看答案

正确答案
D

试题解析

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

用组中值代表各组内一般水平的假定条件是()。 得分:3分
35儿科常用的 ORS溶液内不含:()
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
If he is a common carrier,he is absolutely responsible to the owner of the goods carried ()any loss or damage to them unless caused by an Act of God or the Queen’s enemies,or the inherent vice in the goods themselves,or the negligence of the owner of the goods,or a general average sacrifice.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
Owners are to be responsible for loss of or damage to the goods or delay in delivery of the goods only in case the loss,damage or delay has been caused by the improper or negligent stowage of the goods.This means that().
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
写出以下运算符代表信义:AND(),OR()。
组中值是各组的实际平均数的近似代表值,因此,用组中值来计算总平均数,只是一个近似值。
翻译:With Average or With Particular Average(WA or WPA)()
用组中值代表各组的一般水平,要求该组变量值呈均匀分布或在组中值两侧呈对称分布。()
在组距数列中,用组中值代表组内变量值的一般水平,是因为( )。
()shall be liable for loss of and damage to the Vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
广告位招租WX:84302438

免费的网站请分享给朋友吧