Question

The phenomenon of bottle flipping has hit the nation. You design a machine that can randomly flip a bottle. You observe 2140 random, independent flips, and 345 land the correct way. Estimate the overall proportion of bottles that land correctly when flipped randomly. Use a 95% confidence level. Round everything to 3 decimal places. a) State the parameter of interest. Verify that the necessary conditions are present in order to carry out the procedure wien plipped vaomly b) Find the critical value and standard error. Critical Value: Standard Error: c) Find the confidence interval: ( d) Interpret the 95% confidence interval in context.

Answer 1

axe land Correcty 2 1.96 no.16/ 2140 。.. 0.00 195 (0.1456 1762) betwen oESG and o.17 8 72. 3 G4.7 68,5% 2 т.е.- P-Lader barn