PLZ HELP ASAP I WILL GIVE BRAINLIEST The means and mean absolute deviations of Sidney’s and Phil’s grades are shown in the table below the question.

Which expression represents the ratio of the difference of the two means to Sidney’s mean absolute deviation?

A. 82/3.28

B. 4/3.28

C. 4/0.68

D. 82/0.68

Based on the given table, the mean grade of Sidney is 82, and the mean grade of Phil is 78.  Moreover, the mean absolute deviation of Sidney is 3.28, and the mean absolute deviation of Phil is 3.96.

To find the difference between the two means, we just need to subtract the means of their grades. That is 82-78 or 4.  

Therefore, the ratio of the difference of the two means to Sidney’s mean absolute deviation is  or  or 1.2195.

So it is B

Step-by-step explanation:

B.

Step-by-step explanation:

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step-by-step explanation:

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~courtney

the  office resources  are the human, physical and financial  resources  which are utilized for performing all the activities in order to achieve the organizational objectives.

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