This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The p-value a. is the same as the Z statistic b. measures the number of standard deviations from ... (Read 64 times)

abarnes

  • Hero Member
  • *****
  • Posts: 556
on: Jun 24, 2018
The p-value
 a. is the same as the Z statistic
  b. measures the number of standard deviations from the mean
  c. is a distance
  d. is a probability

Question 2

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 a Subject Expert

cpetit11

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

a. 25
b. 49
c. 1951 to 2049


abarnes

  • Member
  • Posts: 556
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f
A ring link network reduces the number of wires it takes to interconnect all of the modules. A ring link network reduces the number of wires it takes to interconnect all of the modules.
How to write any number in engineering notation How to write any number in engineering notation
The Location and Number of Farms in the United States, 2012 The Location and Number of Farms in the United States, 2012
How would you write the number 120 in Babylonian? How would you write the number 120 in Babylonian?
Video: Brief Summary on Photosynthesis - Animation

For a complete list of videos, visit our video library