subject
Social Studies, 20.02.2020 02:06 kelseydavid69

In a cross-sectional study, participants (age range 10-90 years) are given a test that measures subtraction and addition skills. Results show that older adults perform better on the test than younger adults.

Why might this be? Select one:

a. As people age, cognitive performance increases.

b. Cohort effect- historically, older adults did not have the luxury of using a calculator, so they developed better math skills.

c. Cross-sectional studies are not good representation of interindividual differences.

d. All of the above.

ansver
Answers: 1

Another question on Social Studies

question
Social Studies, 22.06.2019 11:00
Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union
Answers: 3
question
Social Studies, 22.06.2019 13:00
Abadger lives in oak grove forest. it is a female and it is four years old. which of the following animals could be considered a member of this badger's population? a. a two-year old male red fox living in oak grove forest b. a ten-year-old female skunk living in pine warden forest c. a four-year-old female badger living in a zoo d. a ten-year-old male badger living in oak grove forest
Answers: 2
question
Social Studies, 22.06.2019 13:30
Lots of points: economics: a rise in price sends a signal to producers to supply. a. reduce b. increase c. maintain d. stop
Answers: 2
question
Social Studies, 22.06.2019 18:30
In which type of economy are these decisions made by the producers , consumers, and the goverment?
Answers: 2
You know the right answer?
In a cross-sectional study, participants (age range 10-90 years) are given a test that measures subt...
Questions
question
Computers and Technology, 18.08.2021 15:50
question
Mathematics, 18.08.2021 15:50
question
Mathematics, 18.08.2021 15:50
question
Mathematics, 18.08.2021 15:50
question
Mathematics, 18.08.2021 15:50
question
Social Studies, 18.08.2021 15:50
Questions on the website: 13722367