The pressure reduction of a sample of 29 fuel valves in a preliminary test sample for potential use in military drones showed a standard deviation of 0.05 ounces. the manufacturer claims the population variance is less than 0.002. ( h0: σ2 ≤ 0.002)the test statistic is: (round your answer to 3 decimal places.)

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person