Height, 1/4 ft; area, 12 ft squared. I have to find the missing dimension by tomorrow

Ithink i know it but i want to be sure so can you me out ?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample