The science teacher has asked the student of the class to collect data about the gaseous composition of air from the internet and create an Excel table. Format the data as shown alongside. List the steps to perform the given task. pls help me don't put wrong answer.☺️☺️​

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Choose the answers that best complete each sentence. on average,are more expensive than other kinds of postsecondary schools. the cost of room and board includes. to save money, some students attend auniversity in their home state.

Which tool could be used to display only rows containing presidents who served two terms