First, the pronunciation and source of the interval
Pronunciation: qjiān
Source: chapter 5 of Liang's Syracuse: there is a shuttle bus to the coal station at the No.3 gate of the railway every two hours. She was desperate to run in the heavy rain. There is only one thought in my heart, to catch the second bus.
Second, synonyms for intervals
1, interval
Pronunciation: Jian gé
Interpretation: separate in time or space to form a distance; The distance of things in time or space.
Source: Tao Jin Yuanming Peach Blossom Garden:? Separate from outsiders.
Step 2 clear
Pronunciation: jià n x √.
Interpretation: gap; Opportunities that can be used.
Source: Mandarin Ba: "There is no gap between Jin and Jing, and the country of abundant brothers.
Interval sentence making
First, the passenger transport company divides the whole journey into several sections, and adds shuttle buses during peak hours.
Second, in some industrial production processes, starting from energy saving and consumption reduction, it is only necessary to control the system in a certain set interval.
Except taxis, most cities have shuttle bus service to pick up and drop off passengers anytime and anywhere, which is cheaper than taxis.
Four, in each case, the definition of confidence interval or tightness should be specified in the verification scheme.
Fifthly, when the distribution density of principal component and test statistics are monotone functions, the method of finding the optimal confidence interval is given, which shows the rationality of choosing one-sided rejection domain for hypothesis testing under this condition.
6. There is a positive correlation between soil moisture and temperature in a certain range.
With the rapid development of science and technology, endless online world, and faster exchange of talents and knowledge, the geographical boundaries between countries and regions have been completely changed.
8. By allowing the selection function to take a value in an interval, the concept of random selection is generalized.