【简答题】现有某班 14 名同学五门功课的期末考试成绩,为了进一步分析,需要先对原始数据进行处理,请按照下列要求完成数据处理: ( 1 )将练习 1 数据导入 SPSS 中并补全语文成绩中的缺失值。 ( 2 )将化学和生物成绩合并到当前文件中。 ( 3 )判断班级学生数学成绩是否及格。 ( 4 )筛选物理成绩 80 分及以上的学生。 ( 5 )将化学成绩转换为绩点。 ( 6 )按生物成绩对 14 位学生进行...
【单选题】As prices and building costs keep rising, the 'do—it—yourself' (DIY) trend (趋势) in the U.S. continues to grow. 'We needed furniture(家具) for our living room,' says John Ross, 'and we just didn't have e...
A.
find it hard to pay for what they need
B.
have to learn to make their own furniture
C.
take DIY course run by the government
D.
seldom go to a department store to buy things
【判断题】16世纪成立的(一说 1580 年成立,一说1170年成立)的威尼斯银行,是历史上第一家股份制商业银行。( )
【单选题】以下说法错误的是:
B.
硝酸和高氯酸联合使用可消解含有难氧化有机物的水样
C.
气提法基于把活性气体通入调制好的水样中,直接送入仪器测定。
【判断题】降压变电所是把电力系统供应的电能变换成适合电力机车牵引要求的电能。
【单选题】______ the room temperature, she kept the heater on.
【单选题】( )把电力系统供应的电能变换成适合电力机车牵引要求的电能。
【单选题】As prices and building costs keep rising, the 'do-it-yourself' (DIY) trend (趋势) in the U. S. continues to grow. 'We needed furniture (家具) for our living room,' says John Ross, 'and we just didn't have...
A.
find it hard to pay for what they need
B.
have to learn to make their own furniture
C.
take DIY courses run by the government
D.
seldom go to a department store to buy things
【多选题】How to move swiftly past the topic? (More than one correct answer)
A.
Keep it short and upbeat.
B.
Remember that the interviewer needs to learn a certain amount about you in a short span of time.
C.
'No' is always the wrong answer.
D.
Shift your answer from the past to the present and keep the conversation in a comfortable place.
【简答题】阅读理解。 As prices and building costs keep rising, the 'do-it-yourself' (DIY) trend (趋势) in the U.S. continues to grow. 'We needed furniture for our living room,' says John Ross, 'and we just didn't have...