Step 2 of 5: Determine the upper class boundary for the fourth class. Scores on a Test Class Frequency 20-29 9 30-39 4 4
Posted: Wed Jul 06, 2022 12:25 pm
Step 2 of 5: Determine the upper class boundary for the fourth class. Scores on a Test Class Frequency 20-29 9 30-39 4 40-49 50-59 60-69 3 2 10