A teacher gives a reading skills test to a third-grade class of n = 25 at the beginning of the school year. To evaluate

Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
Post Reply
answerhappygod
Site Admin
Posts: 899603
Joined: Mon Aug 02, 2021 8:13 am

A teacher gives a reading skills test to a third-grade class of n = 25 at the beginning of the school year. To evaluate

Post by answerhappygod »

A teacher gives a reading skills test to a third-grade class ofn = 25 at the beginning of the school year. To evaluate the changesthat occur during the year, students are tested again at the end ofthe year. Their test scores showed an average improvement of MD =12.7 points with s2 = 100.
What is the estimated standard error?
Using a two-tailed hypothesis with a .05 alpha, what is thecritical value?
What is the value of the t-statistic?
You should reject the null hypothesis?
Calculate cohen's d?
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!
Top
Post Reply

Return to “Archived Questions & Answers”