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

Author Question: An egg packing company has stated that the standard deviation of the weights of their grade A large ... (Read 39 times)

burton19126

  • Hero Member
  • *****
  • Posts: 532
on: Aug 1, 2018
An egg packing company has stated that the standard deviation of the weights of their grade A large eggs is .07 ounces or less. The sample variance for 51 eggs was .0065 ounces. Can this sample result confirm the company's claim? Use  = .1.

Question 2

A lumber company has claimed that the standard deviation for the lengths of their six-foot boards is .5 inches or less. To test their claim, a random sample of 17 six-foot boards is selected; and it is determined that the variance of the sample is .4 . Do the results of the sample support the company's claim? Use  = .1.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lolol

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Aug 1, 2018
Answer to Question 1

Since 2 = 66.33 > 63.167 (p-value is between .05 and .10), reject H0; no, the sample result cannot confirm the company's claim.

Answer to Question 2

Since 2 = 25.60 > 23.542, reject H0; no, the sample results do not support the company's claim.


burton19126

  • Hero Member
  • *****
  • Posts: 532
Reply #2 on: Aug 1, 2018
Both answers were spot on, thank you once again


lolol

  • Sr. Member
  • ****
  • Posts: 330
Reply #3 on: Aug 1, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

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?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Male lying supine with large ecchymosis on lateral rib cage and shoulder. Male lying supine with large ecchymosis on lateral rib cage and shoulder.
Erythrocytes contain large amounts of the oxygen-transporting protein Erythrocytes contain large amounts of the oxygen-transporting protein
Standard Model of Elementary Particles Standard Model of Elementary Particles
Large Mouse-Ear Hawkweed Large Mouse-Ear Hawkweed
A company that sells sweatshirts finds that the profit can be modelled by P(s)= ... A company that sells sweatshirts finds that the profit can be modelled by P(s)= ...
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

For a complete list of videos, visit our video library