and the women have a mean height of 1.62 m. Find the mean height of the 100 mathematicians. (Total 4 marks) 3. The mean of the population x1‚ x2‚ ........ ‚ x25 is m. Given that = 300 and = 625‚ find (a) the value of m; (b) the standard deviation of the population. (Total 4 marks) 4. A supermarket records the amount of money d spent by customers in their store during a busy period. The results are as follows: Money in $ (d)|0–20|20–40|40–60|60–80|80–100|100–120|120–140| Number of customers
Premium Standard deviation Number Frequency distribution
price | | | | | | | | | | | | Boom | | 5 | 195 | | 150.00% | | | | | | | | | | Normal economy | 2 | 100 | | 27.50% | | | | | | | | | | Recession | | 0 | 0 | | -100.00% | | | | | | | | | | | | | | | | | | | | | | | | | The company goes out of business if a recession hits. Calculate the expected rate of return and standard deviation of return to Learning Tower of Pita shareholders. Assume for simplicity that the three possible states
Premium Investment Stock Bond
Social‚ Physical and Psychological Needs of Special Groups During Sports and Exercise Focusing on School Children who are Visually Impaired In order for children to develop into physically active‚ healthy young adults they need to be firstly introduced to sport and secondly educated in sport from an early age. However this is not such an easy concept when working with young children who are physically or mentally disabled‚ due to sport‚ physical education and provision frequently being
Premium Disability Blindness Vision loss
test grades from a college statistics class for this question. 85 72 64 65 98 78 75 76 82 80 61 92 72 58 65 74 92 85 74 76 77 77 62 68 68 54 62 76 73 85 88 91 99 82 80 74 76 77 70 60 A. Construct two different graphs of these data B. Calculate the five-number summary and the mean and standard deviation of the data. C. Describe the distribution of the data‚ citing both the plots and the summary statistics found in questions 1 and 2. AP Statistics Exam Review Topic II: Normal Distribution
Premium Normal distribution Statistics Confidence interval
An Anguished Process from Psychological Struggles to Actions William Faulkner’s “Barn Burning” and Zora Neala Hurston’s “Sweat” are both short stories talking about family relationships. “’Barn Burning’ is about a spiritual quest for the father”. (Billingslea). However “Sweat” questions what marriage brings to women? William Faulkner describes the young boy Sarty’s inner battle through the abundant description of his back and forth psychological change. However‚ Zora Neala Hurston
Premium Barn Burning
Fields which contributed to the growth and development of Psychology There are many fields that contributed to the advancement of the fields. Below I have discussed a very influential few. Psychology and Anthropology Anthropology is the study of Humankind and Psychology is the study of human mind. So there is an obvious connection between the two fields. Anthropologists study the past and present of humans to understand the complexity of cultures across the human history. It is evident
Free Psychology
pencil and proceeds to use her blue colouring pencil with her right hand. TC notices the noise of the green colouring pencil dropping and sees the new blue colouring pencil that TC2 just got from the supervisor. TC stands up with both feet and reaches over with his left hand and grabs the blue colouring pencil from TC2’s right hand. TC2 starts to cry yet TC continues to colouring. The supervisor intervenes‚ ‘TC2 was using that colouring pencil‚ you can’t take it of her‚ and you must wait for your turn’
Premium Left-handedness Drawing Graphite
transferred outside the stock exchanges in any other form until further order with a view to facilitating the interest of investors and securities market. On the other side‚ Chittagong Stock Exchange (CSE) began its journey in 10th October of 1995 from Chittagong City through the cry-out trading system with the promise to create
Premium Stock market Stock exchange Economic growth
Darlene Sledge Fundamentals Of Research Writing January 23‚ 2008 I. Introduction This qualitative research will investigate how addiction effects the psychological and physical functioning of daily life. Psychological functioning is the cognitive and behavioral characteristics of an individual and how they work. This research relates to counseling. The field of counseling looks at methods that will engage an individual with personal issues and how they cope on daily basis
Premium Addiction Drug addiction
Conclusion Psychological motives are basically caused due to some psychological needs and are not based on physical needs. It is very important in the development of the individuals’ personality. It related to self-esteem‚ self-security‚ self-expression and self-freedom. There are some several psychological needs‚ which are; 1. Need for Affiliation: It is the desire to be with others and have harmonious and satisfying relationships with them. 2. Need for Approval: It is the need for approval
Premium Motivation Maslow's hierarchy of needs Psychology