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Sagot :
Answer:
34.166
Step-by-step explanation:
Mean=(Sum of all the numbers)/12=410/12=34.166
[tex]\huge\textsf{Hey there!}[/tex]
[tex]\bullet \large\textsf{ Finding the mean you have to add up all of your numbers \& divide it}\\\large\textsf{by the total numbers in your data plot}[/tex]
[tex]\mathsf{\dfrac{20 + 5 + 45 + 90 + 60 + 45 + 30 + 10 + 20+ 45 + 15 + 25}{12}}[/tex]
[tex]\mathsf{20 + 5 + 45 + 90 + 60 + 45 + 30 + 10 + 20+ 45 + 15 + 25}[/tex]
[tex]\mathsf{= 25 + 45 + 90 + 60 + 45 + 30 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 70 + 90 + 60 + 45 + 30 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 160 + 60 + 45 + 30 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 220 + 45 + 30 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 265 + 30 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 295 + 10 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 305 + 20 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 325 + 45 + 15 + 25}[/tex]
[tex]\mathsf{= 370 + 15 + 25}[/tex]
[tex]\mathsf{= 385 + 25}[/tex]
[tex]\mathsf{= \bf 410}[/tex]
[tex]\mathsf{= \dfrac{410}{12}}[/tex]
[tex]\mathsf{\dfrac{410}{12} \approx \bf 34.1667}[/tex]
[tex]\boxed{\boxed{\huge\textsf{Thus, your ANSWER is: \boxed{\mathsf{ \bf \underline{{\star 34.1667\star}}}}}}}}\huge\checkmark[/tex]
[tex]\huge\textsf{Good luck on your assignment \& enjoy your day!}[/tex]
~[tex]\frak{Amphitrite1040:)}[/tex]
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