Sampling Techniques Worksheet For each description of sampling‚ decide if the sampling technique is A. Simple Random B. Stratified C. Cluster D. Systematic E. Convenience 1. In order to estimate the percentage of defects in a recent manufacturing batch‚ a quality control manager at Intel selected every 8th chip that comes off the assembly line starting with the 3rd‚ until she obtains a sample of 140 chips. 2. In order to determine the average IQ of ninth-grade students‚ a school psychologist
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QUOTE Christopher Crokett says‚ “On July 14‚ NASA’s New Horizons spacecraft will reach the dwarf planet and try to learn all it can about Pluto and its five known moons. Then the probe will leave Pluto behind‚ vanishing into the frigid darkness beyond the planets.” David J Eicher says‚ “Nowhere is the future of Lowell Observatory better symbolized than with the observatory’s largest modern project‚ the Discovery Channel Telescope. This 4.3-meter instrument stands 40 miles (60km) southeast of Flagstaff
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Rising the social logic No one can argue that America is the country of the human rights and freedom and many people around the world dream to live in this great place. However‚ big problem is going to reshape the American society if nobody tried to solve it. The dilemma is simply that the rich got richer and the poor got poorer as a result of inequality of money distribution among rich and poor people.America had created a marvelous economic machine‚ but evidently it worked only for that at the
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DESCRIPTIVE STATISTICS & PROBABILITY THEORY 1. Consider the following data: 1‚ 7‚ 3‚ 3‚ 6‚ 4 the mean and median for this data are a. 4 and 3 b. 4.8 and 3 c. 4.8 and 3 1/2 d. 4 and 3 1/2 e. 4 and 3 1/3 2. A distribution of 6 scores has a median of 21. If the highest score increases 3 points‚ the median will become __. a. 21 b. 21.5 c. 24 d. Cannot be determined without additional information
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Treatment of Results 1) What is the role of 0.25M sucrose as the medium for the fractionation process? Cold sucrose does not chemically react with cell organelles Due to the density and size of sucrose molecules‚ it is able to suspend pellets for configuration while providing a solution where the centrifugation can be better balanced Sucrose offers a liquid medium in which less dense fractions can be poured off as supernatant at the end of each centrifugation step. 0.25M sucrose solution
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Rhetorical Techniques1 Definitions & Examples for Students 1. Repetition: the purposeful replication of words or phrases in order to make a point. Example: “It is rather for us to be here dedicated to the great task remaining before us…that government of the people‚ by the people‚ for the people‚ shall not perish from the earth.” Abraham Lincoln 2. Simile: an explicit comparison between two things using like or as. Example: “Life is like an onion: You peel it off one layer at a time‚
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Looking for Alaska by John Green is basically about Miles Halter‚ a sixteen year old teenager‚ who is friendless at his high school in Florida‚ and asks his parents if they can send him to boarding school in Alabama. His first year at Culver Creek Preparatory School consists of many pranks‚ good friends‚ and searches for answers about life and Alaska’s death after an accident. I’ve never attended a boarding school however‚ John Green gave me a sense of what it’s like to attend a boarding school
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A deeper understanding of ambition and identity emerges from pursuing the connections between King Richard III and Looking for Richard. Compare how these texts explore ambition and identity. Ambition; an earnest desire for some type of achievement or distinction‚ as power‚ honour‚ fame‚ or wealth‚ and the willingness to strive for its attainment * Al Pacino’s production as an art-house vanity project * Promotes himself – manipulating the audience through cutaways‚ specific and timed
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To Kill A Mockingbird Quotes “You never really understand a person until you consider things from his point of view” – Atticus Finch “Shoot all the blue jays you want‚ if you can hit ‘em‚ but remember it’s a sin to kill a mockingbird” – Atticus Finch “What are you doing in overalls‚ you should be in a dress young lady” – Mrs. Dubose “Do you defend niggers‚ Atticus?” – Scout “Boo Radley is a malevolent phantom” – the children “I dropped my fists and walked away” – Scout “He wouldn’t
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know all these news and reality‚ some have funny rather heartless ways to deal with this knowledge such as:” Let the people of Middle East kill each other‚ It does not affect me” or “ I pay taxes‚ so the government should take care all off it”. These quotes are the reasons why Einstein assumed this world is dangerous. It is dangerous because human is becoming apathy‚ distracted‚ inactive and narcissistic nowadays. People do not care about their surrounding situations‚ they only care for themselves‚ how
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