Asample of is used and the population standard deviation is . use the critical value approach to state your conclusion for each of the following sample results. use . note: in the following questions, if the correct option is "reject " select "option 1" . if "do not reject " is correct, then select "option 2".

How do you summarize data in a two-way frequency table?

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil