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判断题 单样本T检验,是检验一个样本均值与一个已知的总体均值的差异是否显著

A. 正确

B. 错误

【22秋】商务数据分析课程封面

学科：【22秋】商务数据分析

时间：2025-09-19 10:20:47

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题目1
判断题
单样本T检验,是检验一个样本均值与一个已知的总体均值的差异是否显著
A. 正确B. 错误
题目2
判断题
对于小样本数据,单样本T检验的适用条件是要求数据服从正态分布
A. 正确B. 错误
题目3
判断题
对于大样本数据,只要数据分布不是强烈偏态,单样本T检验都是适用的
A. 正确B. 错误
题目4
单选题
Which sign is often absent in patients with aplastic anemia? (再生障碍性贫血患者常出现的体征应除外) ( )
A. Pale complexion (面色苍白)B. Pulmonary infection (肺部感染)C. Oral, pharyngeal, or perianal infections (口咽,肛周感染)D. Hepatosplenomegaly (肝、脾大)E. Skin and mucosal bleeding (皮肤黏膜出血)
题目5
单选题
Which pelvic diameter measurement is normal? (下列骨盆径线测量值正常的是) ( )
A. Interspinal diameter 22 cm (髂棘间径22cm)B. Intercristal diameter 24 cm (髂嵴间径24cm)C. External conjugate diameter 17 cm (骶耻外径17cm)D. Internal conjugate diameter 14 cm (骶耻内径14cm)E. Intertuberous diameter 9 cm (坐骨结节间径9cm)
题目6
单选题
A male patient, 30 years old, is admitted for pneumonia accompanied by his wife. At this time, the primary source for data collection is ( ). (患者男性,30岁,因肺炎在妻子陪同下入院,此时收集资料的主要来源是) ( )
A. The patient's wife (患者妻子)B. The patient himself (患者自己)C. The patient's medical record (患者的病历)D. Literature (文献资料)E. The admitting physician (接诊医生)
题目7
单选题
The cerebrospinal fluid (CSF) changes in patients with Guillain-Barré syndrome (GBS) are ( ). (吉兰-巴雷综合征(GBS)患者的脑脊液改变为) ( )
A. Decreased cell count and decreased protein (细胞数降低,蛋白质降低)B. Decreased chloride (氯化物降低)C. Normal cell count and increased protein (细胞数正常,蛋白质增高)D. Decreased glucose (葡萄糖降低)E. Increased lymphocytes (淋巴细胞增多)
题目8
单选题
Regarding postoperative nursing care for esophageal cancer patients, the correct statement is ( ). (关于食管癌患者术后护理措施的叙述,正确的是) ( )
A. Place the patient in semi-Fowler's position immediately after surgery (术后立即取半卧位)B. Encourage oral water intake to help maintain gastric tube patency (鼓励患者经口饮水,有助于保持胃管通畅)C. Resume oral intake immediately after removal of the gastric tube (拔出胃管后即可进食)D. Strictly prohibit oral intake for 3–5 days postoperatively (术后3~5天内严格禁饮禁食)E. Reinsert the gastric tube immediately if it becomes dislodged (胃管一旦脱出,立即重置)
题目9
单选题
In the nursing process, which of the following is NOT an output of information? (在护理程序中,下列不属于信息输出的是) ( )
A. Establishing nursing diagnoses (确定护理诊断)B. Developing nursing care plans (制定护理计划)C. Implementing nursing interventions (实施护理措施)D. Evaluating changes in the patient's health status (评价患者健康状况的变化)E. Determining if adjustments to the care plan/interventions are needed (根据需要确定是否需要调整护理计划和措施)
题目10
单选题
A nursing unit divides nurses into 4 groups, each with 3–5 nurses led by a team leader responsible for patient care. This nursing model is ( ). (某护理单元将护士分为4组,每组3~5名护士,设1位组长,由组长负责为患者提供护理.这种护理模式) ( )
A. Case method nursing (个案护理)B. Clinical pathway (临床路径)C. Team nursing (小组护理)D. Functional nursing (功能制护理)E. Primary nursing (责任制护理)
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