Answer:
B. Yuri divided by n instead of n-1
Step-by-step explanation:
It was stated in the question that the dataset was sample dataset. For a sample dataset, the standard deviation is given by the formula,
σ = √ Σ (Xi - mean)²/(n - 1) where i = 1,2,3.....n
Since this is just a sample dataset and not the whole population, Yuri should have divided by n-1 instead of n.
Answer:
Even if a person doesn't show symptoms, they can still have it.
Step-by-step explanation:
That's the problem.
Even if you think everyone isn't sick, they very well could be, and because there is no vaccine and it spreads so quickly, there's a chance that all the people in that group could get it.
Answer:
8.0623
Explanation:
Distance between two points = √
(
−
2 − − 9
)^
2
+
(
−
2 − − 6)^
2
= √
7
^2+
4
^2
=
√
49 + 16
=√
65 = 8.0623
Distance between points (-9, -6) and (-2, -2) is 8.0623
Answer- 30
Step-by-step explanation:
Solution: (3x + 4y - 3z) x (3x + 4y + 3z)
