Find the standard error of the mean for each sampling situation (assuming a normal population). Standard Error (a) σ = 42, n = 9 (b) σ = 42, n = 36
Find the standard error of the mean for each sampling situation (assuming a normal population).
Standard Error (a) σ = 42, n = 9 (c) σ = 42, n = 144

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

What is the length and width of a 84.5 square foot rug? will mark

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.