An unknown distribution has a mean of 90 and a standard deviation of 15. Samples of sizen = 25 are drawn randomly from the population. Find the probability that the sample mean is between 85 and 92. Find the value that is two standard deviations above the expected value, 90, of the ...
Although humans can recognise thousands of individual faces and assess their attributes, there is good evidence to the effect that people are better at processing faces of their own race than the faces of other, visually distinctive, races18,19,20. Raters thus have a higher processing ability in...
"Trends in Hospital Average Length of Stay, Casemix, and Dis- charge Rates 1980-85." Department of Health and Human Services Publi- cation No. (PHS) 88-3620. Hospital Studies Program Research Note 11, National Center for Health Services Research and Health Care Technological Assess- ment. ...
What's the average score? A. 85 B. 88 C. 90 D. 92 相关知识点: 试题来源: 解析 B。本题考查平均数的计算。平均数等于所有数据之和除以数据的个数。这里五个学生的分数总和为 80+90+85+95+88 = 438,数据个数是 5,所以平均数为 438÷5 = 87.6,最接近的是 88。
In this exercise, you'll calculate and store the average of the assignment scores from each student. Since you know the number of scored assignments for each student, the average is calculated by dividing the sum of the assignment scores by the number of assignments. To store...
Education and child care administrator $103,370 Psychologist $96,190 Financial specialist $92,290 Page 1 of 2 Income Brackets in the United States After learning about average salary across a variety of factors, you may be wondering how common your wage is. Here is a breakdown of the perce...
92,900 CAD How Much is a Master's Degree or MBA Program? The approximate cost of a master's degree or post-graduate program like an MBA in Canada is around49,800 to 149,000 CADand takes two years to complete. As you can see above, there are financial benefits from reaching master'...
The scores of a class in a test are 85, 90, 95, 80, and 100. What is the average score? A. 88 B. 90 C. 92 D. 95 相关知识点: 试题来源: 解析 C。总和为 85 + 90 + 95 + 80 + 100 = 450,个数为 5,平均数为 450 ÷ 5 = 90。反馈 收藏 ...
1960 $85 $645 1950 $47 $440 1940 $33 $522 Indiana Rent by Year One year of FMR for a 2BR in Indiana totals $13,668 in 2025, down from $13,776 in 2024. 2025 FMR for a 2BR apartment in Indiana is $1,139 per month; a 1BR is $940. Median monthly rent in Indiana is $1...
2001年 2 月進行,結果顯示 92%受 訪者認為這些 公司的表 現 令人 滿意或 一般,8%則 表示不滿意。 legco.gov.hk legco.gov.hk [...] experienced substantial improvement in its economicperformance,with an annualaveragegrowth of 4.6 per cent between 2000 and 2007, ...