This topic contains a solution. Click here to go to the answer

Author Question: In order to estimate the average electric usage per month, a sample of 196 houses was selected, and ... (Read 52 times)

sreghbsidhgjbndskijgnio

  • Full Member
  • ***
  • Posts: 155

In order to estimate the average electric usage per month, a sample of 196 houses was selected, and their electric usage determined.

a.Assume a population standard deviation of 350-kilowatt hours. Determine the standard error of the mean.
b.With a 0.95 probability, determine the margin of error.
c.If the sample mean is 2,000 KWH, what is the 95% confidence interval estimate of the population mean?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by sreghbsidhgjbndskijgnio on Mar 25, 2023

wangyichun

  • Full Member
  • ***
  • Posts: 179
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly




sreghbsidhgjbndskijgnio

  • Member
  • Posts: 155
Reply 2 on: Mar 25, 2023
:D TYSM


rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

For a complete list of videos, visit our video library