What scale should we use for the regressors? Expalain the reason?

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A: 10.87 Test Hypotheses Null Hypotheses H0: p1=p2 Alternative Hypotheses H1: p1≠p2

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A: Given: Sample mean, x=102.87 Sample standard deviation, s = 4.9 Mean, μ=105 Sample size, n =30 (a)…

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A: Given that, From the last two months data price of a gasoline varies Due to pandemic constantly.

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A: From the provided information, Sample size (n) = 310 From which 155 had gum disease. Confidence…

Q: What are models in Quantitative research

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A: A hypothesis which is tested for plausible rejection is called the Null Hypothesis (typically…

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Q: Number of students in a class of 30 who prefer peanut M&Ms over plain M&Ms

A: A categorical variable is a variable type with two or more categories.

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Q: is there seasonality? interpret the decomposed plot

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Q: According to the data，how do we find MS between and MS within？step by step shows details please

A: Given data: A B C 7 2 9 5 6 3 3 9 5 4 9 6 1 4 2

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Q: Dilation cannot have a scale factor that is between 0 and 1. O True False

A: Dilation  scale factor can be any value between 0 to 1

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A: From the Standard Normal table, the z value for the 90th percentile is 1.282.

Q: What is t-value for Degree of freedom=23 and α= 0.01?

A: What is t-value for Degree of freedom=23 and α= 0.01?

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Q: Step 2 of 3: Compute the value of the test statistic. Round your answer to two decimal places.

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A:

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A: Analysis of variance is a useful inferential statistic.

Q: I want to explain these results

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Q: True or False: One source of endogeneity in OLS models is from omitting a variable that belongs in…

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Q: Please answer part b in the picture.

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Q: Explain the various concepts & tools of regression with time series data?

A: A time series can be decomposed into three components: the trend (long term direction), the seasonal…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.