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更多“Four measurements of the weight of an object whose correct weight is 0.1026g are 0.1021g，0.1025g，0.1”相关的问题
第1题
(1)Calculate the 95% confidence interval of mean of four measurements obtained by this method．
(2)How many measurements should be made if the 95% confidence interval of mean is to be 12.5mg/m3±0.017mg/m3．
第2题
What is the oxidation state of iron in pyrites, FeS2？ Is the anion diatomic？ What physical measurements could be performed to test this hypothesis？
第3题
第4题
To help the reader understand that small things keep heat in, the writer uses ______.
A．an example
B．a strong argument
C．scientific facts
D．careful measurements
第5题
What is the author of this passage saying about meteorology？
A．It is becoming more accurate.
B．It is more accurate than the biological sciences.
C．It is more accurate than some of the measurements of structural engineers.
D．It is relatively inaccurate.
第6题
To give us an idea of how large the rafflesia is, the author uses ______.
A. the size of an elephant for comparison
B. measurements
C. comparisons to other flowers
D. detailed descriptions of the flower's stem
第7题
选出应填入下面一段英语中______内的正确答案。
Activity Based Costing (ABC) is an(1)technique that allows an organization to determine the actual(2)associated with each product and service produced by the organization without regard to the organizational structure. This chapter explains some of the uses and benefits of Activity Based Costing. We use IDEFO(3)modeling in conjunction with ABC to enable more effective business(4)design decisions.
In order to achieve the major goals ofbusiness process improvement, process simplification and improvement, FAA manages need to fully understand the cost, time and quality of activities performed by employees or machines throughout an entire organization. ABC methods enable(5)to cost out measurements to business simplification and process improvement.
第8题
Our plane ______at six and landed in Beijing
A．takes off, within four hours
B．took off, four hours later
C．rose up, after four hours
D．raised up, in four hours
第9题
Copolymers are classified into four subgroups: ______ 、 ______、 ______ 、 ______ according to the ordered degree of molecular arrangement.
第10题
This bridge is ______ that one.
A．four times as long of
B．as four times as
C．four times as long as
D．long four times of
