Mathematics, 25.07.2020 04:01 CheerA170
The Aluminum Association reports that the average American uses 56.8 pounds of aluminum in a year. A random sample of 51 households is monitored for one year to determine aluminum usage. If the population standard deviation of annual usage is 12.2 pounds, what is the probability that the sample mean will be each of the following? Appendix A Statistical Tables a. More than 61 pounds
Answers: 2
Mathematics, 21.06.2019 15:00
Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.
Answers: 1
Mathematics, 21.06.2019 20:00
Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"
Answers: 2
The Aluminum Association reports that the average American uses 56.8 pounds of aluminum in a year. A...