The table below includes results from polygraph (lie detector) experiments conducted by researchers. In each case, it was known if the subjected lied or did not lie, so the table indicates
when the polygraph test was correct. Use a 0.05 significance level to test the claim that whether
a subject lies is independent of the polygraph test indication. Do the results suggest that
polygraphs are effective in distinguishing between truth and lies?

idk

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answer: the 4 kilogram bag

step-by-step explanation: this is because if you divide the number of kilograms into the total it will tell you how much each individual kilogram would be worth. 2 kilos is 7 and change 3 would be around 6 ish and the 4 kilo would be 4.6 and change and the 5 kilos would be like 4.88

where are the images of the functions i can only see the question you typed.

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more detail

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