Question

The null hypothesis must be rejected at a 5% level of significance. The null hypothesis must be rejected at a 1% level of significance. The null hypothesis must be rejected at both a 5% and a 1% level of significance. None of the above. same set

Answer 1

Please don't hesitate to give a "thumbs up" for the answer in case the answer has helped you

The null hypothesis is rejected at 10% level of significance.

That means that p-value is less than 10%

But that' doesn't give us enough information about whether the p-value is less tha 1% or 5%, hence, we can't conclude that first 3 options at all.

Answer: None of the Above