Choose a type of confidence interval: one proportion z, two proportion z, one sample t, two sample t, or paired t. Can someone create one or a few original practice problems that could be solved using...

Choose a type of confidence interval: one proportion z, two proportion z, one sample t, two sample t, or paired t.

Can someone create one or a few
original practice
problems that could be solved using that test and show the full solution?

If you can be thorough in your explanation it would be great. I need some new ones to work on and compare my work to the answers. Thanks