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

Author Question: It is decided that tomorrow a sample of 20 bricks will be taken. Without doing the calculations, ... (Read 50 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Jun 24, 2018
It is decided that tomorrow a sample of 20 bricks will be taken.
 
  Without doing the calculations, explain whether a correctly calculated 95 confidence interval for the mean weight of tomorrow's output would be wider than, narrower than, or the same width as that of a 99 confidence interval for the mean weight of all bricks produced this day.

Question 2

In a goodness-of-fit-test, suppose that the value of the test statistic is 13.08 and degrees of freedom = 6. At the 5 significance level, the null hypothesis is:
 
  A) rejected, and p-value for the test is smaller than 0.05.
  B) not rejected, and p-value for the test is greater than 0.05.
  C) rejected, and p-value for the test is greater than 0.05.
  D) not rejected, and p-value for the test is smaller than 0.05.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leeeep

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jun 24, 2018
Answer to Question 1

A correctly calculated 95 confidence interval for the population mean would be narrower than that of a 99 confidence interval for the mean weight of all bricks produced this day due to the smaller standard error.

Answer to Question 2

A


xclash

  • Member
  • Posts: 681
Reply 2 on: Jun 24, 2018
Gracias!

FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

CALCULATIONS INVOLVING LOGARITHMS CALCULATIONS INVOLVING LOGARITHMS
Bell Curve for Intelligence IQ scores for a population-based sample usually fall into this kind of Bell Curve for Intelligence IQ scores for a population-based sample usually fall into this kind of
A sample encounter form. A sample encounter form.
Sample Advance Directive Cont. Sample Advance Directive Cont.
A 31.1-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass ... A 31.1-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass ...
Sample lod score curves Sample lod score curves
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library