sequence is geometric. (4) (d) For this value of x‚ find (i) (ii) the common ratio; the sum of the infinite sequence. (3) (Total 12 marks) 4. Clara organizes cans in triangular piles‚ where each row has one less can than the row below. For example‚ the pile of 15 cans shown has 5 cans in the bottom row and 4 cans in the row above it. (a) A pile has 20 cans in the bottom row. Show that the pile contains 210 cans. (4) (b) There are 3240 cans in a pile. How many cans are in the bottom
Premium Geometric progression Natural number Sequence
of Social Work practice is the psychosocial improvement of the individuals within a system and the system where they operate. Social Work has three different concentrations‚ Micro practice‚ Mezzo practice and Macro practice. Micro practice focuses in individual and small groups such as couples‚ families and groups. This practice is more direct or face to face intervention. Mezzo practice focuses in medium communities‚ it can be face to face or indirect practice. And Macro practice focuses in larger
Premium Sociology Social work Psychology
translation of evidence-based practice as a practice mean. Critical care nurses are in a place to critically appraise and apply best evidence in daily practice to improve patients’ outcomes. It is important for critical care nurses to frequently assess their current practice to confirm that they are applying the current best evidence rather than practicing on the basis of tradition. As health care professionals‚ each of us are accountable for discovering new knowledge to guide practice‚ dispersing
Premium Avicenna Nursing Health care
The theory behind a community of practice was first introduced by Jean Lave and Etienne Wenger (1991). Firstly described within their novel Situated Learning: Legitimate Peripheral Participation (1992)‚ yet their theory was not noticeably defined until Penelope Eckert (2006) gave this theory the title community of practice. Eckert defines a community of practice as “a collection of people who engage in an ongoing basis in some common endeavor” (Eckert‚ 2006) which is exactly what we see within the
Premium Community of practice Sociology
1. To ensure that other researchers can repeat their work‚ psychologists use A) control groups. B) random assignment. C) double-blind procedures. D) operational definitions. 2. Well-done surveys measure attitudes in a representative subset‚ or ________‚ of an entire group‚ or ________. A) population; random sample B) control group; experimental group C) experimental group; control group D) random sample; population 3. If shoe size and IQ are negatively correlated‚ which
Free Intelligence Intelligence quotient Reinforcement
Blog describing the ethical issues in international business practices Ethics is: Ethics‚ also known as moral philosophy‚ is a branch of philosophy that involves systematizing‚ defending‚ and recommending concepts of right and wrong conduct. The term comes from the Greek word ethos‚ which means "character". Ethics is a complement to Aesthetics in the philosophy field of Axiology. In philosophy‚ ethics studies the moral behaviour in humans‚ and how one should act. Ethics may be divided into four
Premium Minimum wage
Chapter 9 Which of the following statements is correct? | | Unfavorable cost variances always indicate bad performance. | | Favorable cost variances always indicate good performance. | | Both of the above statements are correct. | | Neither of the above statements are correct. | Managers should not assume that unfavorable cost variances always indicate bad performance and that favorable cost variances always indicate good performance. Unfavorable cost variances may result from
Premium Variable cost Costs Balanced scorecard
of the company. Microsoft’s HR‚ like most has implemented practices that are critical to the company’s success‚ and others that prevent the company from reaching even greater heights. An HR practice which always has been crucial to Microsoft is its recruitment style. Microsoft is only interested in the best‚ to the point where they prefer to leave a position vacant rather than settle for someone who just gets by. This practice began with Microsoft’s founders Bill Gates and Paul Allen
Premium Microsoft Bill Gates Recruitment
Dell SWOT analysis 2013 | Strengths | Weaknesses | 1. Brand name valued at $7.5 billion 2. Product customization 3. Environmental record 4. Competency in mergers and acquisitions 5. Direct selling business model | 1. Commodity (computer hardware) products 2. Poor customer services 3. Low investments in R&D 4. Weak patents portfolio 5. Too few retail locations 6. Low differentiation | | Opportunities | Threats | 1. Expand services and enterprise solutions
Premium Sales Marketing Customer service
1. A client admitted to the hospital with chest pain and a history of type 2 diabetes mellitus is scheduled for cardiac catheterization. Which medication would need to be withheld for 24 hours before the procedure and for 48 hours after the procedure? 1. Regular insulin 2. Glipizide (Glucotrol) 3. Repaglinide (Prandin) 4. Metformin (Glucophage) 4. Metformin (Glucophage) 2. The nurse is reviewing an electrocardiogram rhythm strip. The P waves and QRS complexes are regular. The PR interval is 0.16
Premium Myocardial infarction Cardiology Heart