The probability of making a type i error is the likelihood of type i error, and it is denoted by α
How to determine the symbol
The type-i error involves rejecting a good prediction or value indicated by the null hypothesis.
In other words, the probability of wrongly rejecting the null hypothesis is the probability of the type-i error.
And it is represented by the alpha symbol.
Hence, the probability of making a type i error is α
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