Which of the following is considered to be a moderate effect for Cohen’s d? Effect Sizes (Write you answer below to 2 decimal places; be careful not to typo)

The t test for independent means is used when each group is tested ____________.

A study looks at several companies’ profits before and after the introduction of a environmentally friendly initiative. Below is the data that was collected (note: N/A means data is missing because the company failed to report it).   Profit of Companies (in millions of dollars) Pre-Initiative Post-Initiative Company 1 12.7 13.2 Company 2 10.4 12.5 Company 3 9.5 8.5 Company 4 N/A 8.4 Company 5 8.6 8.9 Company 6 N/A 10.7 Company 7 6.9 6.5 Company 8 7.7 9.9 Company 9 10.1 9.8 Company 10 11.8 N/A Company 11 12.2 14.5 Company 12 8.9 9.7   What are the degrees of Freedom for this test?

I was able to access the test quiz through HonorLock

You are ready for vacation.

High school attendance study A high school conducts an experiment to test if there is a difference between the number of times their students are absent in the fall months compared to the winter months.   You have data for the following 5 students: Data STUDENT FALL WINTER 1 2 3 4 5   What is the t-test statistic for this data (i.e., the obtained value)? (Write your number below to 2 decimal places)

The clerk’s record contains witness testimony transcripts

What does the number 58 represent in the following: t(58) = 2.001, p < .05?

A study looks at the average wait times (minutes) in hospital Emergency Rooms before and after a training programming for staff. Below is the data that was collected (note: N/A means data is missing because the hospital failed to report it).   ER Wait Times (in mins) Pre-Training Post-Training Hospital 1 15 14 Hospital 2 10 11 Hospital 3 27 26 Hospital 4 43 28 Hospital 5 37 27 Hospital 6 17 15 Hospital 7 28 N/A Hospital 8 12 15 Hospital 9 19 11 Hospital 10 N/A 30   What are the degrees of freedom for this test?

High school attendance study A high school conducts an experiment to test if there is a difference between the number of times their students are absent in the fall compared to the winter months.   You have data for the following 5 students:   Data STUDENT FALL WINTER 1 1 2 2 2 3 3 1 3 4 2 2 5 1 1   What do you conclude about this school’s absences? (Assume standard