Author Question: In an experiment comparing two treatments, the researcher assigns participants to treatment ... (Read 34 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
In an experiment comparing two treatments, the researcher assigns participants to treatment conditions so that each condition has 15 seven-year-old children and 10 eight-year-old children. For this study, what method is being used to control participant age?
 
  a. randomization
 b. matching
 c. holding constant
 d. limiting the range

Question 2

The best estimate of a population parameter is the ____.
 
  a. standard error
 b. sample statistic
 c. sample parameter
  d. standard statistic



GCabra

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

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.

For a complete list of videos, visit our video library