A dentist needs to ensure that she has enough supplies on hand to fill all the cavities of her patients for the next week.She finds that the number of cavities is normally distributed.What calculation could she run to determine if a patient has an unusual number of cavities?

A confidence interval with the expected number of cavities as the mean

A regression with the number of cavities as the dependent variable

A regression with the number of cavities as the independent variable

A hypothesis test with a null hypothesis that the number of cavities is less than or equal to the expected number

A hypothesis test with a null hypothesis that the number of cavities is greater than