A data professional conducts a hypothesis test. They choose a significance level of 5. What is the purpose of choosing a significance level in a hypothesis test?
1) To determine the probability of observing the data if the null hypothesis is true
2) To determine the probability of rejecting the null hypothesis if it is true
3) To determine the probability of accepting the null hypothesis if it is true
4) To determine the probability of observing a significant result if the alternative hypothesis is true
