搜题请搜索小程序“爱下问搜题”
问题 单项选择题

在教师职业道德基本规范中具体体现社会主义道德基本原则的是（）。

A.依法执教

B.热爱学生

C.团结协作

D.爱岗敬业

答案

参考答案：C

单项选择题

某实验室观察在缺氧条件下猫(8只)和兔(10只)的生存时间，若检验在缺氧条件下猫和兔的生存时间有无差别，可采用什么方法 生存时间(分钟) 猫 25 35 44 46 46 48 49 50 免 15 15 16 17 19 21 21 23 25

A．t检验
B．t’检验
C．两样本比较的秩和检验
D．多个样本比较的秩和检验
E．方差分析
查看答案
填空题

Less education, income linked to obesity in women, not men


Women who are better educated and live in households that are middle-income or above are less likely to be obese than women who are less educated and live in the lowest income households, new government research shows.
Among men, there is not a statistically significant (26) in obesity based on income and very (27) difference based on education, the data show.
(28) , about one in three U.S. adults-almost 73 million people-are obese, which is (29) 30 or more pounds over a (30) weight. Extra weight raises the (31) of diabetes, heart disease, some types of cancer and other (32) .
"There is a relationship between obesity and income, but it’s not a (33) story," says Cynthia Ogden, an epidemiologist with the National Center for Health Statistics, part of the Centers for Disease Control and Prevention.
"When looking at these two (34) of socioeconomic status-income and education-their (35) is greater on women than men," she says.
Jennifer Lovejoy, president of the Obesity Society, says that (36) -income women may be more likely to become obese because of environmental (37) such as lack of access to safe places to do physical activity and easy access to fast food.
Among the findings:
·29% of women who live in households with an annual income of $77,000 or more for a family of four are obese in opposition (38) 42% of women who live in households with an annual income below $29,000 for a family of four.
·23% of women with a college degree are obese, significantly less than the 42% of women with (39) than a high school education.
·33% of men who live in households with an annual income of $77,000 or more for a family of four are obese, (40) 29% of men who live in households with an annual income below $29,000 for a family of four are obese. This difference is not considered statistically (41) .
The analysis is based on (42) from the National Health and Nutrition Examination Survey, which is considered the gold (43) for evaluating obesity because it is a(an) (44) survey of people whose weight and height are actually (45) rather than being self-reported.

A. states B. members C. records D. measures
查看答案