« previous next »

Author Question: Test at the 10 level of significance the null hypothesis that the population mean sales are the same ... (Read 43 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
on: Jun 24, 2018
Test at the 10 level of significance the null hypothesis that the population mean sales are the same for the three marketing schemes.
 
  What will be an ideal response?

Question 2

The right and left edges of the box in a box and whisker plot represent the 3rd and 1st quartiles, respectively.
 
  Indicate whether the statement is true or false


katkat_flores

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jun 24, 2018
Answer to Question 1

H0 : 1 = 2 = 3
H1 : i  j for at least one pair (i, j)
Since p-value = 0.0736, we reject H0 at the 10 level of significance, and conclude that there is a difference in sales for at least two of the three marketing schemes.

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Catalase Test Catalase Test
Items that would be difficult to replace bearing legal significance are sent by certified mail. Items that would be difficult to replace bearing legal significance are sent by certified mail.
Population: Historic Patterns Population: Historic Patterns
Projections of global temperature depend heavily on the level of future greenhouse gas emissions Projections of global temperature depend heavily on the level of future greenhouse gas emissions
Performing the Trendelenburg’s test: Applying tourniquet Performing the Trendelenburg’s test: Applying tourniquet
How the multiple-factor hypothesis accounts for the 1:4:6:4:1 phenotypic ratio How the multiple-factor hypothesis accounts for the 1:4:6:4:1 phenotypic ratio
Video: Splitting of Sugar, Oxidation/ Reduction & ATP Generation

For a complete list of videos, visit our video library