Need help with these three In a two tailed test, a level of significance of say

Question

Need help with these three In a two tailed test, a level of significance of say alpha = 0.10 would be ____ to determine the area of each tail. Dividend by 2 subtracted from 1 multiplied by 2 added to 1 The presence of outlier(s) in the original data cannot significantly affect the final version of the regression line, due to the averaging affect of the regression line equation. True False The coefficient of nondetermination is used to describe the difference between the average output and the actual output, _______ that is unexplained that is negligible that is predictable that is explained by the change in the input.

Explanation / Answer

question1: (subtracted from 1) to get confidence level we need to substract from 1

question2: (TRUE)affects the magnitude of the correlations calculated but not the slope of the regression line.

Question 3: (that is unexplained)   Coefficient of Non-Determination explains the amount of unexplained, or unaccounted for, variance between two variables

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