Answer:
Step-by-step explanation:
The idea behind the standard deviation is to quantify the spread of a distribution by measuring how far the observations are from their mean. The standard deviation gives the average (or typical distance) between a data point and the mean.
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Answer:
SAS
By using. Side angle side
Answer:
After 6 rounds one team will win.
Step-by-step explanation:
This is an example of geometric progression,
Let p(n) represents the number of participants remaining after n rounds of play.
First term = 64

We have

Number of teams remaining after n rounds of play, p(n) = 2⁶⁻ⁿ
Here we need to find for what n p(n)=1

After 6 rounds one team will win.