Register
Joshua teaches an SAT preparation class where each student takes a pre-test on the first day of class and a post-test on the last day of class. Here are summary statistics for the scores of a recent group
11.2k views
4 votes
Joshua teaches an SAT preparation class where each student takes a pre-test on the first day of class and a post-test on the last day of class. Here are summary statistics for the scores of a recent group of students

User Tubeliar
by
5.2k points

1 Answer

4 votes

Answer:

Standard Deviation of D: It cannot be determined from the information given because the scores are not independent.

Step-by-step explanation:

Khan academy

User Emdad
by
5.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.7m questions

7.4m answers

Other Questions

Paine is echoing frin locke the trying of which principle to the foundation for government that would most support revolt from great britian?
What considerations should you make when choosing a place to live & why?
Culture will impact your observations and assessments because it influences A. a child's ability to meet developmental milestones. B. the way you connect with the family. C. the likelihood a child will
Patients often prefer privacy when it comes to being weighed. They may be embarrassed, in denial, or angry about their weight. How can you communicate, provide privacy, and demonstrate sensitivity to a
How did east european ethnic and religious groups contribute to american culture in the 1800s
Link Copied!