Na of observation
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 27.07.2020 08:01, ErikHabdlowich
No of pair of or
(b) In a research report following information are given:
Na of observation
9
731
Sum of the product between two variables income (x) and
expenditure (y)
Sum of the square of income (x)
Sum of the square of expenditure (y)
285
2085
Mean income
Rs. 5
Mean expenditure
Rs. 15
Check whethbinhotwon income and expenditure is
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00, kaylaelaine18
In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?
Answers: 1
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Do you know the correct answer?
No of pair of or
(b) In a research report following information are given:
Na of observation
Na of observation
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