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

Author Question: A researcher is investigating the biological and psychological characteristics of a sample of ... (Read 80 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
A researcher is investigating the biological and psychological characteristics of a sample of individuals with XYY syndrome. Which of the following is he likely to find?
 
  a. They have criminal records.
  b. They experience delusions and hallucinations.
  c. Their mean IQ is about 10 points lower than average.
  d. Their behavior is likely to meet the criteria for pervasive developmental disorder.

Question 2

A researcher has collected nationwide data for the age of mothers at the time they give birth and the incidence of Down syndrome. What relationship between maternal age and Down syndrome is this researcher likely to find?
 
  a. a very weak relationship
  b. incidence of Down syndrome increases among those born to mothers who are older
  c. incidence of Down syndrome decreases among those born to mothers who are older
  d. incidence of Down syndrome increases among mothers under the age 35



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Answer to Question 1

Answer: c.

Answer to Question 2

Answer: b.




jon_i

  • Member
  • Posts: 549
Reply 2 on: Jun 22, 2018
Gracias!


bblaney

  • Member
  • Posts: 323
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library