Omkar & Yaying Wednesday 5-6pm WEEK 3 BES PASS Descriptive Statistics Population - a set of all possible observations. Sample - a portion of a population. We often use information concerning a sample to make an inference (conclusion) about the population. Parameter - describes a characteristic of the population‚ eg: the population variance Statistic- describes a characteristic of a sample‚ eg: the sample variance Frequency Distribution and Histograms Class - a collection of
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≤ θ2 θ2 − θ1 1 1 1 (y − µ)2 √ exp − 2 2σ σ 2π −∞ < y < +∞ f (y) = 1 y α−1 e−y/β ; (α)β α 0<y<∞ f (y) = f (y) = f (y) = 1 −y/β e ; β>0 β 0<y<∞ (y)(v/2)−1 e−y/2 2v/2 (v/2) y2 > 0 ; (α + β) y α−1 (1 − y)β−1 ; (α) (β) 0<y<1 MomentGenerating Function Mean Variance θ1 + θ2 2 (θ2 − θ1 )2 12 µ σ2 β β2 (1 − βt)−1 αβ αβ 2 (1 − βt)−α v 2v (1−2t)−v/2 α α+β αβ (α + β)2 (α + β + 1) does not exist in closed form etθ2 − etθ1 t (θ2 − θ1 ) exp µt + t 2σ 2 2 Discrete Distributions
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Unit 331 Outcome 2 2.1 Explain how children and young people’s development is influenced by a range of the following personal factors. HEALTH Health problems are also personal factors‚ such as Asthma‚ which will affect the child’s breathing. Children may get breathless taking part in physical activities and will have to use an inhaler to open the airway. This affects their ability to take part in school activities. A childs health will also be affected during pregnancy if the mother is taking
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Eastern cultures are known for having a greater collectivist focus‚ meaning that the culture stresses the needs of the community as a whole over the needs of each individual. -2- Such cultural differences can lead to dramatic variations in how children are raised. Parents from Western cultures might
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Unit 6.1.3 Year 11 There are lots of different ways of gaining further qualifications‚ skills or work experience - and the range of options is growing. You could: •continue in full-time education‚ either at school or college •continue your learning through work-based training If you’re aged 16 or 17 and coming towards the end of a school or college course‚ the ‘September Guarantee’ means that you’ll definitely be able to continue learning. Everyone in this age group due
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Elementary and Secondary Education Act (1965) “On April 9‚ 1965 Congress enacted the Elementary and Secondary Education Act of 1965 (ESEA) (P.L. 89-10)‚ the most expansive federal education bill ever passed.” “It is significant to note the bill was enacted less than three months after it was introduced‚ as part of President Lyndon B. Johnson’s “War on Poverty.”2 “Title I of ESEA reflected the presidential recommendation by providing that school districts with heavy concentrations of low-income
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kids meet‚ like at school‚ camp‚ or in an afterschool or daycare setting. Adults must address this problem by providing character education‚ mentoring programs‚ and be positive role models to minimize bullying in elementary schools. Bullying can take on many forms. In many elementary schools‚ the bullying often starts with exclusion from social groups‚ spreading rumors‚ teasing and name calling. Most parents teach their children not to hit‚ kick‚ or punch‚ but they don’t always teach them how
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Unit 2 Bullet Point Handouts Tests for closely-related species (Compare) DNA; Sequence of bases/nucleotides; DNA hybridisation; Separate DNA strands / break hydrogen bonds; Mix DNA/strands (of different species); Temperature/heat required to separate (hybrid) strands indicates relationship; Compare same/named protein; Sequence of amino acids /primary structure; Immunological evidence – not a mark Inject (seahorse) protein/serum into animal; (Obtain) antibodies/serum; Add protein/serum/plasma
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Managerial Statistics Distinguish between primary data and secondary data? OBJECTIVE The main objective of this topic is to measure the degree of relationship between the variables under consideration.The correlation analysis refers to the techniques used in measuring the closeness of the relationship between the variables. DEFINITION Some important definitions of correlation are given below: 1. “Correlation analysis deals with the association between two or more variables”. ---- Simpson &
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BE01106 - BUSINESS STATISTICS ASSIGNMENT – PART I SEMESTER 2‚ 2014 _________________________________________________________________________ The complete BEO1106 assignment (all three parts) accounts for 20% of the overall assessment in the unit. This first part of the BEO1106 assignment is to be completed in your own time and must be submitted for correction in the tutorial of week 6. No time extensions will be granted although special consideration applications may be accepted from students
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