sampling hypotheses errors significance one sample t tests independent samples t tests and confidence intervals easy

There are a total of 7 questions only 6 need to be answered. One has been answered with data provided. Only three questions require minimal work to be shown. Formulas are not required to be shown numbers only are okay, but formulas would be appreciated. Very little work is required and should be very simple for someone with a grasp of statistics….however that clearly is not myself.