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

Author Question: A local grocery store recorded the age of a sample of 40 customers who purchased groceries at their ... (Read 238 times)

faduma

  • Hero Member
  • *****
  • Posts: 528
A local grocery store recorded the age of a sample of 40 customers who purchased groceries at their store. What data is being collected in this study?
 a. The age of the customer.
 
  b. The number of customers who enter the grocery store.
 
  c. How much money they spent on groceries.
 
  d. The type of groceries they bought.

Question 2

A correlation matrix must always have 1's along its diagonal (because a variable is always perfectly correlated with itself) and the correlations between variables elsewhere.
 a. True
  b. False
   Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jlaineee

  • Sr. Member
  • ****
  • Posts: 380
Answer to Question 1

a

Answer to Question 2

TRUE




faduma

  • Member
  • Posts: 528
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review


skipfourms123

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

For a complete list of videos, visit our video library