Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

1. The probability of committing a Type I error in a hypothesis testing is the s

ID: 3064305 • Letter: 1

Question

1. The probability of committing a Type I error in a hypothesis testing is the same as the significance level of the test. O True False 2. Which of the following is an example of a paired test? A teacher compares the scores of students using a computer-based method of instruction with the scores of other students using a traditional method of instruction. O A teacher compares the pre-test and post-test scores of students. A teacher compares the scores of students in her class on a standardized test with the national average score O A teacher calculates the average of scores of students on a pair of tests and wishes to see if this average is larger than 80%.

Explanation / Answer

1 ) The probability of committing a Type I error in a hypothesis testing is the same as the significance level of the test

                             -----------------------------------   TRUE

2 ) A teacher compares the pre test and post test scores of students .

4 ) FALSE

6 ) Forward selection method

9 ) FALSE

10 ) TRUE .