Question 1 of 10 1.0 Points A pharmaceutical company is testing the effectiveness of a new drug for lowering cholesterol. As part of this trial‚ they wish to determine whether there is a difference between the effectiveness for women and for men. Using = .05‚ what is the value the test statistic? Women Men Sample size 50 80 Mean effect 7 6.95 Sample variance 3 4 A. t = 3.252 B. z = 0.455 C. z = 0.081 D. z = 0.151 Answer Key: D Question
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Name Course HLT362v Date Section Exercise 23 PEARSON’S PRODUCT MOMENT CORRELATION COEFFICIENT 1. What is the r value for the relationship between Hamstring strength index 60°/s and the Shuttle run test? Is this r value significant? Provide a rationale for your answer. 2. Consider r = 1.00 and r = –1.00. Which r value is stronger? Provide a rationale for your answer. 3. Describe the direction of the relationship between the Hamstring strength index 60°/s and the Shuttle run test. 4
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STATISTICS CHAPTER 1 NOTES DATA: consists of information coming from observations‚ counts‚ measurements‚ or responses. STATISTICS: is the science of collecting‚ organizing‚ analyzing‚ and interpreting data in order to make decisions. DATA SETS: -POPULATION: is the collection of all outcomes‚ responses‚ measurements or counts that are of interest -SAMPLE: is a subset or part of a population EXAMPLE OF POPULATION: The age of each resident in an apartment building EXAMPLE OF SAMPLE:
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TRENDS * Ice cream was amongst the fastest-growing product categories in packaged foods in 2012. As a result‚ several regional players started expanding in 2012. Mother Dairy Fruit and Vegetable‚ which until now ruled Delhi’s market‚ was planning to enter the markets in Mumbai‚ Bangalore and Chennai in 2012. Vadilal Industries – a leading player in Gujarat and Rajasthan – was expanding its operations in the northern part of the country. Hatsun Agro – a leading player in South India – was also
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2 0 1 3 Sp e c i a l R e p o r t o n Paddlesports K aya k i n g | C a n o e i n g | R a f t i n g | S ta n d u p pa d d l i n g A Partnership Project of: Paddlesports offer opportunities to get a unique view of the American landscape while enjoying the outdoors. Whether rafting down a river‚ kayaking in the ocean‚ stand up paddling on a lake or canoeing through a stream‚ millions of Americans enjoyed paddlesports in 2012. In fact‚ more than six percent of Americans participated in paddling —
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One of the most significant current discussions in legal and moral philosophy concerns affirmative action. Affirmative action is an action or policy intended to eliminate discrimination against ethnic minorities‚ women‚ and the disabled in workplaces and educational institutions. In employment and educational institutions‚ affirmative action does the followings: names and demolishes discriminatory barriers for instance biased testing or recruitment; performs outreach to the inadequately represented
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5.1 Z is the standard normal random variable it has a mean= 0 and sd = 1 (-10‚000 is lower bound‚ 10‚000 is upper bound if not given otherwise) Normal curve: The mean‚ median and mode are equal total areas=1 Symmetric and bell shaped never touches the x axis Z= Value-Mean/ standard deviation Properties of the standard normal distribution: cumulative area is close to 0 for z scores close to z= -3.49 cumulative area increases as the z scores increase cumulative area for z=0 is
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HR in action case incident 3 1. Mr. Fisher made a number of mistakes‚ the first being his trying to set up and run a company in the American way. He did not investigate the local laws and cultures to see what‚ if any differences there would be in areas of sales and employment. He did not consider local taxing rules where foreigners have to have special visas and taxes are paid to maintain and keep those visas. He obviously does not understand that the cultural attitudes toward work are not the same
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Q2 : Do you agree with Erin Brockovich’s action ? why or why not? Yes I’m agreeing with Erin action. Erin as a legal Clerk has doing her responsibility to society. In her investigation‚ when she runs across some file on a pro bono case involving medical records in real-estate files‚ she had found that the Pacific Gas and Electric Company (PG&E) is the cause of water drinking contaminator in the southern California town of Hinkley. This contaminator threatens the health of an entire community.
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sites. The amplitude and the shape of the signals depend upon the position of the electrodes (Brown‚ 1999) (Conover‚ 1992). The SA node produces the pacemaker potential and if this reaches the threshold then an action potential is generated. There are five stages involved during cardiac action potentials‚ during these stages there is a flow of ions through
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