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

Author Question: If the graph of a distribution of data shows that the graph is skewed to the right then the A) ... (Read 238 times)

neverstopbelieb

  • Hero Member
  • *****
  • Posts: 534
If the graph of a distribution of data shows that the graph is skewed to the right then the
 
  A) Mean  Median
  B) Mean < Median
  C) No conclusion about the relative position of the mean and the median can be made
  D) Mean > Median

Question 2

A marketing survey involves product recognition in New York and California. Of 558 New Yorkers surveyed, 193 recognized the product while 196 out of 614 Californians recognized the product.
 
  At the 5 significance level, do the data provide sufficient evidence to conclude that the recognition rate in New York differs from the recognition rate in California?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Andromeda18

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

D

Answer to Question 2

H0: p1 = p2, Ha: p1  p2.
 = 0.05
Test statistic: z = 0.97. P-value = 0.332
Do not reject the null hypothesis. At the 5 significance level, the data do not provide sufficient evidence to conclude that the recognition rate in New York differs from the recognition rate in California.





 

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

For a complete list of videos, visit our video library