Observed Values Regions with well being Regions with well being index higher then 0.5 index lower than 0.5 Regions with refugee population higher than 15000 Regions with refugee population lower than 15000 Is there a statistical association between refugee population and well being for regions with refugee camps? (Use a = 0.05 sign. level) %3D

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Q: can you explain the first few questions aswell

A: Frequency Polygon: A frequency polygon is a graph that displays the distribution of a dataset. In…

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A: Part a:Denote μP, μA, μB, μC, μD as the mean effects of the placebo, and Drugs A, B, C, D…

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Q: 3) y2 5x +1

A: In this problem first we find the solution of the given problem and then we plot the given line…

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A: Greenhouse gas emission level in 2020 = 56440 MTCDE

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Q: side x in simplest radical form 60 300 4

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A: The probability PAB is the conditional probability of happening of event A provided event B already…

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Q: can you answer part A of the question please

A: Given, The following equation x2+2x+28=0 can be solved using the complete square method or the…

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Q: I got this wrong and I would love help on why and what the correct answer is, thank you!

A: Refer Standard normal table/Z-table, Lookup for z-score corresponding to area 0.98 to the left of…

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A: Expected value:The expected value of a random variable is the sum of the possible values that the…

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A: Since you have asked multiple questions in a single request, we will be answering only the 1st…

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Q: How do you do part c of this question?

A: Solution given below

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Q: I have a question regarding the question B. Can you please help me? Thanks

A: To use normal approximation, the following conditions should be satisfied. np>5 and n(1-p)>5

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A: First factor the equation

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A: Given that :∫−60​f(x)dx=−8∫06​f(−x)dx=−8If f(x) is even function, then f(-x) = f(x) . Hence, FOR…

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.