In a right-skewed distribution
A、the median equals the arithmetic mean.
B、the median is less than the arithmetic mean.
C、the median is larger than the arithmetic mean.
D、none of the above.
A、the median equals the arithmetic mean.
B、the median is less than the arithmetic mean.
C、the median is larger than the arithmetic mean.
D、none of the above.
A、value of the marginal product of labor
B、total product of labor
C、marginal product of labor
D、average product of labor
阅读理解。 |
The Times of London has launched an important new service-E-paper. It's greatly different from the current online-service,but exactly the same as the printed newspaper in Britain. The News,Sapotr, Business section, 12,The Came (every Monday) ,the classified,even the crossword are all laid out just as in the paper.It's the actual paper…,without the paper. To try a free demonstration,click the button below. Now you can access the Times newspaper as it is printed from 5 am CMT on the day of publication. For the first time,wherever you are outside the UK,you can get today's newspaper on your screen from just 24p per day. In addition to the new E-paper,subscribing(订阅) to Times online gives you the complete Newspaper Headline List,as well as to the Times Online Website and all associated online services. Your subscription brings you daily access to: ●The new E-paper edition ●The Times Online Website and services ●The Newspaper Edition Headline List You can pay in any one of the following ways: ●One of monthly subscription: ?7.50 ●Monthly payment scheme: ?6.50 per month ●Annual payment scheme: ?75.00 per year |
1. Where can this ad be found? |
A. On a computer. B. In a newspaper. C. On an ad board. D. On TV. |
2. The underlined sentence "It's the actual paper…, without the paper. " means information in the E-paper _____. |
A. can be received free of charge B. is given without being printed C. cannot be found in any other papers D. is limited to only a few fields |
3. It can be inferred from the advertisement that _______. |
A. the more papers you subscribe to,the less you will have to pay B. the longer your subscription to the paper is,the less you will have to pay C. the Times newspaper is printed in different parts of the world D. what happened in the late aftemoon appears in the same day's Times |
4. According to the passage which of the following statements is TRUE? |
A. You can read the E-paper on the screen free of charge every day. B. E-paper is greatly the same as the online service. C. Everyone can have access to The Times Online Website and services. D. E-paper is much the same as the printed paper. |
A、2/3
B、1/3
C、3/2
D、3
A、frivolous
B、rational
C、infantile
D、irresponsible
A、una veinte, diez
B、una veintena, diez
C、veintena, décimo
D、la veintena, décimo
MIDI enables people to use(1)computers and electronic musical instruments. There are actually three components to MIDI, the communications"(2)",the Hardware Interface and a distribution(3)called "Standard MIDI Files".In the context of the WWW, the most interesting component is the(4)Format. In principle,MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol(5)are stored in MIDI fles, the events are also time-stamped for playback in the proper sequence. Music delivered by MIDI files is the most common use of MIDI today.
A、the arithmetic mean equals the median.
B、the median equals the mode.
C、the arithmetic mean equals the mode.
D、All of the above.
A、The variance.
B、The range.
C、The interquartile range.
D、The median.
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