QUESTION 3 (20 MARKS) a. A psychological test identifies people as being one of eight types. For instance‚ Type 1 is “Rationalist” and applies to 15% of men 8 % of women. Type 2 is “Teacher” and applies to 12% of men and 14% of women. Each person fits one and only one type. (i) Suppose college roommates have a particularly hard time getting along with each other if they are both ‘ Rationalist’. A college randomly assigns roommates of the same gender. Assuming that half of college roomate pairs
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1. A radio station that plays classical music has a “By Request” program each Saturday night. The percentage of requests for composers on a particular night are listed below: Composers Percentage of Requests Bach 5 Beethoven 26 Brahms 9 Dvorak 2 Mendelssohn 3 Mozart 21 Schubert 12 Schumann 7 Tchaikovsky 14 Wagner 1 a. Does the data listed above comprise a valid probability distribution? Explain.
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whether or not the drinking age should be 18 or 21. As you turn 18 you are considered a legal adult who gets to choose what they want to do except for deciding whether to drink or not. Lowering the drinking age from 21 to 18 would decrease the number of minors people would get because 18 is an age closer to the age we are than 21 is causing children to wait to drink. I believe that whatever age you are you’re going to make bad choices whether or not if you’re 18‚ 21‚ or even 40. If lowering the drinking
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Statistics: The Applications of Statistics Kashaf Bakali 201105803 Qatar University Post Foundation English 203 – 106 December 17‚ 2012 Dr. James Scotland What is statistics? Statistics is a study which includes the collection‚ analysis‚ organization‚ interpretation and presentation of data. The collection‚ organization‚ analysis‚ interpretation and presentation of data help people in numerous ways; from prediction of diseases and weather up to being useful in business. These
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Family Health Assessment Grand Canyon University: NRS-429V Family Centered Health Promotion Family health assessment is an integral part of the formula used in creating a customized plan of care for the families’ health care. Family health assessment is also a tool that can be used to identify and evaluate the family’s health concerns‚ their life style and also helping families make good decisions regarding their family’s health. Family’s perception towards health and health promotion could
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Applied Behaviour Analysis (ABA) What is Applied Behaviour Analysis (ABA)? Applied behaviour analysis‚ commonly referred to as "ABA" is a systematic method of supporting and/or altering behaviour. It involves studying behaviour (via observation)‚ analysing the steps involved in producing a behaviour‚ and then teaching or modifying these steps one at a time. The principles of behaviour therapy have been developed through more than 50 years of scientific research. Key components of ABA are:
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Sonnet 18 begins with the narrator asking if he should compare the subject‚ which we will assume is a woman‚ to a summer’s day. Because Shakespeare asks if he should make this comparison implies that it is arbitrary. Shakespeare is asserting that Sonnet 18 could quite as easily be about the woman’s comparison to anything beautiful because she is more dazzling‚ or "more lovely"‚ as Shakespeare asserts in the second line when he begins his comparison‚ than any other beauteous object or concept in the
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Sonnet 18 Tracy Brito 4/1/2014 A sonnet is a fourteen line poem‚ formed by a single complete thought‚ sentiment‚ or an idea that originated in Europe. The sonnet consists of rhymes that are arranged according to a certain definite scheme‚ which is in a strict or Italian form‚ divided into a major group of eight lines‚ which is called the octave. The octave is followed by a minor group of six lines which is called the sestet. In common English form it is in three quatrains followed
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Randse Afrikaanse Universiteit Rand Afrikaans University TOEGEPASTE WISKUNDE 1B APPLIED MATHEMATICS 1B 1. P.4.3.1 2. P.4.3.2 3. P.4.3.3 Vraag 4 Vir die massa in P.4.3.3 by t = 3sek. bereken: (a) Die hoekspoed van die massa om die oorsprong. (b) Die krommingstraal van die boom. (c) Die koordinate van die krommingsmiddelpunt. Question 4 For the mass in P.4.3.3 at t = 3sec. calculate: (a) The angular velocity of the mass around the origin. (b) The radius of curvature of the trajectory. (c) The coordinates
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Confidence Intervals and Hypothesis Testing Name: Math 256‚ Nelson 1. A soft-drink machine is regulated so that the amount of drink dispensed is approximately normally distributed with a standard deviation equal to 1.5 deciliters. Find a 95% confidence interval for the mean of all drinks dispensed by this machine if a random sample of 36 drinks had an average content of 2.25 dl. 2. The heights of a random sample of 50 college students showed a mean of 174.5 centimeters. Assume the
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