The table in the picture shows the frequency distribution of the scores of 50 students in stat. The passing score was 50. Which of the following is INCORRECT? a. 5% of the students have scores 90 or...

The table in the picture shows the frequency distribution of the scores of 50 students in stat. The passing score was 50. Which of the following is INCORRECT?  a. 5% of the students have scores 90 or more b. the lowest score is 40 c. 38% of the students have scores between 70-99 d. only 4% of the students failed the exam


Extracted text: Score Frequency 40-49 50-59 13 60-69 16 70-79 7 80-89 7 90-99 5