Register
What is the null hypothesis if students who had chocolate before exam earned a mean score of 77 with a variance of 15 compared to a mean score of 72 and a variance of 17 for those who did not have chocolate
123k views
0 votes
What is the null hypothesis if students who had chocolate before exam earned a mean score of 77 with a variance of 15 compared to a mean score of 72 and a variance of 17 for those who did not have chocolate before exam?

User Jnrg
by
7.9k points

1 Answer

3 votes
Chocolate may energise the mind to think better
That’s just me tho
User Mike Laughton
by
7.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.1m answers

Other Questions

Several United States Presidents committed military troops to serve in Vietnam in an effort to a. react to violations of United States neutrality. b. support the policy of containment. c. oppose the Chinese
I need help really quickly can someone help me with the truth table
Nelson has been taking karate lessons since the age of 7. He has slowly progressed in skill and has earned several belts. He wants to begin entering competitions. He gets permission to attend an extra
Leila and Liam are twins and spent their 16th birthday at their favorite amusement park. After riding the biggest and fastest roller coaster in the park, Leila and Liam feel very dizzy and disoriented.
How does the sun create wind?
Link Copied!