brotherfusion85 brotherfusion85

15-10-2020
Mathematics

contestada

the following data values represent a sample. what is the variance of the sample? x=9. use the information in the table to help you

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aswagboy aswagboy

15-10-2020

Answer:

Step-by-step explanation:

Variance of X = 9

Regression equations are

(*) 8x −10y + 66 = 0

(**) 40x −18y − 214 = 0

Find out the following missing results.

(i) The means of X and Y

(ii) The coefficient of correlation between x and y

(iii) The standard deviation of Y

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welovethepinks welovethepinks

21-01-2021

Answer: x is 9

Step-by-step explanation:

Answer Link

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