You perform a hypothesis test for the claim. How should you interpret your decision if you reject

Question:

You perform a hypothesis test for the claim. How should you interpret your decision if you reject H0? If you fail to reject H0?
Ha (Claim): A realtor publicizes that the proportion of homeowners who feel their house is too small for their family is more than 24%.
a. Interpret your decision if you reject the null hypothesis.
b. Interpret your decision if you fail to reject the null hypothesis.