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【单选题】
为了使包abc中的所有类在当前可见,可以使用的语句是。A.
import abc.*;
B.
package abc.*;
C.
import abc;
D.
package abc;
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【单选题】The histogram of returns data for the Accel Equity Fund has a long left tail and is more peaked than a normal distribution.. Based on the histogram, the distribution of returns for Accel has:
A.
positive skewness.
B.
negative skewness.
C.
negative excess kurtosis
【单选题】Every spring semester, the School of Business coordinates a luncheon with local business leaders for graduating seniors, their families, and friends. Corporate sponsorship pays for the lunches of each...
A.
4
B.
152
C.
275
D.
388
【单选题】The suggested interval size of the class intervals for a histogram can be estimated by:
A.
consecutive lower class limits divided by 2
B.
consecutive lower class limits divided by the total number of observations.
C.
using the formulas: i>(H-L)/K
D.
consecutive lower class limits divided by the number of frequencies in each class.
【单选题】The total area of the six bars in a relative frequency histogram for which the width of each bar is five units is:
A.
6.
B.
5.
C.
11.
D.
1.
【单选题】Every spring semester, the School of Business coordinates a luncheon with local business leaders for graduating seniors, their families, and friends. Corporate sponsorship pays for the lunches of each...
A.
4
B.
152
C.
275
D.
388
【单选题】The histogram below displays the frequencies of waiting times, in minutes, for 175 people waiting a police officer. Which of the following could be the median of waiting time, in minutes?【图片】
A.
2.5
B.
7.25
C.
12.25
D.
15
【单选题】某县一公共场所内发现甲类传染病病例,有关部门欲采取隔离措施,下列说法错误的是( )
A.
由所在地的县政府依法立即、独立决定是否实施隔离措施
B.
既可以对该场所隔离，也可以对该场所内的特定区域的人员隔离
C.
实施隔离措施的人民政府应当对被隔离人员提供生活保障
D.
被隔离人员所在单位不得停止支付其隔离期间的工作报酬
【单选题】Every spring semester, the School of Business coordinates a luncheon with local business leaders for graduating seniors, their families, and friends. Corporate sponsorship pays for the lunches of each...
A.
4
B.
152
C.
275
D.
388
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