After reading “A Day In The Life…Looking Beyond Test Scores” I can see Pat’s frustration in the situation with her student Juana not being accepted into the special academic enrichment program. The difference between Pat’s perception and the test score did not add up. Nevertheless‚ Pat thought that Juana was a perfect fit for the program even though her IQ test score was not above average. Juana was displaying all the signs to her teacher Pat that she would be an exceptional candidate for the
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Outline the social and cultural factors that influenced him. Sayyid Qutb Born in the early 1900 Egypt Involved in the Modern revival of Islam Grew up in a time where Egypt was forming its own national identity and breaking away from British rule He original had an interest in western society He criticised the American way of life and Islamic attempts to adopt a similar life style as he felt that Egypt was moving from traditional values After returning from the USA in 1951 he found a great need
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Hypothesis Testing I Pat Obi What is a “Hypothesis?” A statement or claim about the value of a population parameter: μ‚ σ2‚ p Pat Obi‚ Purdue University Calumet 2 Decision Rule 1. x 0 Z s n Compare calculated Z value to Z value from Table (critical Z value) Reject H0 if calculated Z value lies in the rejection/significance region (i.e. region) ALTERNATIVELY: 2. Compare p-value to Reject H0 if p-value < Pat Obi‚ Purdue University Calumet 3 Two-Tail Test Ex: H0: 0
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Test of Hypothesis – Large Sample Test Critical Value (Zx) | Level of Significance (x) | | 1% | 5% | Two tailed test | Z = 2.58 | Z = 1.96 | One tailed test | Z = 2.33 | Z = 1.64 | Q. Z= X- μ σ√n = x- μS.EX The mean height of a random sample of 100 students is 64” and standard deviation is 3”. Test the statement that the mean height of population is 67” at 5% level of significance. Solution: We are given n = 100
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step 2: The hypothesis Answer the following questions: * What is a hypothesis? * How is a hypothesis different from a theory in science? * Describe an example of how you may use the scientific method in your daily life and state a good hypothesis for that example. * Which hypothesis did you first pick in the "Recognizing a good hypothesis" activity in the scientific method tutorial? Why? If any‚ which mistake(s) did you make when picking a hypothesis? A hypothesis is a specific
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T-test A t-test is a hypothesis test in which the test statistic follows a Student’s t-distribution under the null hypothesis. There are several different test statistics that fall into the category of a t-test. One-Sample t-test x 0 s n df n 1 t Independent Two-Sample t-test t x1 x2 2 sx1x2 n 1 2 2 sx1 sx2 2 df 2n 2 sx1x2 Unequal Sample Size Two-Sample t-test t x1 x2 1 1 sx1x2 n1 n2 sx1x2 n1 1 sx2 n2
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Chapter-11 Testing of Hypothesis: (Non-parametric Tests) Chapter-11: Testing of Hypothesis - (Non-parametric Tests) 2 11.1. Chi - square ( χ )Test / Distribution 2 11.1.1. Meaning of Chi - square ( χ )Test 2 11.1.2. Characteristics of Chi - square ( χ )Test 2 11.2. Types of Chi - square ( χ )Test / Distribution 2 11.2.1. Chi - square ( χ )Test for Population Variance 2 11.2.2. Chi - square ( χ )Test for Goodness-of-Fit 2 11.2.3. Chi - square ( χ )Test or Independence 11
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"Sentence Variety" Exercises In each exercise‚ you will practice combining sentences or using the following varieties: simple‚ compound‚ complex‚ compound-complex‚ prepositional phrases of location‚ adverbs of negation and time‚ and conditional sentence structures. Each exercise will give you specific instructions regarding the sentence type or subject verb inversion to use. Your goal is to complete ten exercises in a row‚ or until you feel comfortable using a variety of sentences structures in
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Theory Z is a management philosophy that stresses employee participation in all aspects of company decision making. It was first described by William Ouchi in his book Theory Z- How Man American Business Can Meet the Japanese Challenge. Theory Z incorporates many elements associated with the Japanese approach to management‚ such as trust and intimacy‚ but Japanese ideas have been adapted for use in the United States. In Theory Z organizations‚ managers and workers share responsibilities; the management
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Gerardo Lopez Dr. Vella English 1‚ Period 3 30 April 2013 Influence and the Influenced Alice walker once said that “Nobody is as powerful as we make them out to be.” Leaders are only powerful if they have someone to give them power. In The Tragedy of Julius Caesar the conspirators fight for the support of the plebeians. The plebeians often change their mind in the play‚ changing their sides of the conflict. The plebeians are a fickle group whose support determines the outcome of the play.
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