# β and γ are hyperparameters of the algorithm, which we tune via random sampling.Which of the following statements about γ and β in Batch Norm are true?

β and γ are hyperparameters of the algorithm, which we tune via random sampling.Which of the following statements about γ and β in Batch Norm are true?

They set the mean and variance of the linear variable

There is one global value of

and one global value of  for each layer, and applies to all the hidden units in that layer.