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What did Vonage do to deflect the impact of the intense price competition in the U.S.?
Null Hypothesis
A statement used in hypothesis testing that posits there is no statistical significance in a set of given observations, aiming to be either rejected or not rejected.
Alpha
In hypothesis testing, the alpha value denotes the threshold of significance, where typical levels are 0.05 (5%) or 0.01 (1%), used to determine if the null hypothesis can be rejected.
Statistical Probability
The likelihood of an event occurring based on a mathematical model, often expressed as a number between 0 and 1.
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