Question

A study was conducted on twins at age 5 years old. One twin was assigned to be homeschooled and another twin was assigned to attend public school for the next 5 years. At the end of the 5 years, they conducted a battery of academic tests and scored the toddlers for overall academic achievement with a total of 100 points, higher scores indicating greater academic achievement.

What hypothesis testing technique should the researcher use to analyze the data?

A) ANOVA

B) Chi-square

C) Two Sample T-Test

D) Paired T-Test

Answer 1

Solution:

Answer is

Two Sample T-Test

Option C) is correct.

Explanation:

We are comparing two populations.

academic achievement in homeschool and academic achievement in public school

Two samples are independent.

Paired- t tests compare scores on two different variables but for the same group of cases; independent-samples t tests (i.e. two samples t test ) compare scores on the same variable but for two different groups of cases.

So , Answer is

Two Sample T-Test

Option C) is correct.