A stratified simple random sample was taken with the following results. Excel File: data21-07.xls Stratum () 1 138 30 0.50 200 20 2 103 25 0.78 250 30 3 210 50 0.21 100 25 a. Develop an estimate of the population mean for each stratum. Stratum 138 Stratum 103 Stratum 210 b. Develop an approximate confidence interval for the population mean in each stratum (to 4 decimals). Stratum to Stratum to Stratum to c. Develop an approximate confidence interval for the overall population mean (to 4 decimals). to

you didn't give me the choices, so i will just give you the graph so you can look at your choices and choose the right one.

step-by-step explanation:

i found the koficent of the linear function and i foun c acordind to the strict formula y=kx+c and then i took 2 as an x and replacet it on the formula i found and then foun the y

i think you would have to divide the money he had saved, which is $2,000 by the time he plans on exercising which is 40 hours, and the answer you get should tell you the answer to your question.

66% of the price that was mark on the bottom