Frequency Tables Worksheets Grade 8

1. A school surveyed 200 students about their favorite after-school activity and whether they play a musical instrument. The results are shown in the two-way frequency table below: | | Sports | Arts & Crafts | Video Games | Total | |-----------------|--------|---------------|-------------|-------| | Plays Instrument| 35 | 28 | 17 | 80 | | No Instrument | 45 | 22 | 53 | 120 | | Total | 80 | 50 | 70 | 200 | What is the probability that a randomly selected student who plays a musical instrument prefers Arts & Crafts as their favorite activity? Express your answer as a simplified fraction.
2. (2x + 3)(x - 4) - (x + 2)(x - 5) = ?
3. A survey asked 120 students about their preference for two sports: soccer and basketball. 65 students like soccer, 55 students like basketball, and 25 students like both sports. Complete the two-way frequency table and find how many students like only soccer.

…and 3 more problems

1. Mason surveyed 127 students at his school about their favorite lunch option and whether they are in 7th grade or 8th grade. The results are shown in the two-way frequency table below: | | Pizza | Tacos | Burgers | Total | |------------|-------|-------|---------|-------| | 7th Grade | 22 | 17 | 27 | 66 | | 8th Grade | 32 | 12 | 17 | 61 | | Total | 54 | 29 | 44 | 127 | What percentage of 8th grade students prefer Pizza as their favorite lunch option? Round your answer to the nearest whole percent.
2. (2x + 3)(x - 4) - (x² - 5x + 2) = ?
3. A school surveyed 200 students about their favorite after-school activity: sports, music, or art. The results are shown in the two-way frequency table below. How many more boys than girls prefer sports? | | Boys | Girls | Total | |------------|------|-------|-------| | Sports | 45 | 25 | 70 | | Music | 20 | 40 | 60 | | Art | 15 | 35 | 50 | | Total | 80 | 120 | 200 |

…and 3 more problems

1. A school surveyed 200 students about their favorite extracurricular activities and whether they play a musical instrument. The results are shown in the two-way frequency table below: | | Sports | Arts | Academic Clubs | Total | |-----------------|--------|------|----------------|-------| | Plays Instrument| 35 | 42 | 18 | 95 | | No Instrument | 45 | 28 | 32 | 105 | | Total | 80 | 70 | 50 | 200 | What percentage of students who play an instrument prefer Arts as their favorite activity? Round your answer to the nearest whole percent.
2. Emma surveyed 150 students at her school about their favorite type of book and whether they are in 7th grade or 8th grade. The results are shown in the two-way frequency table below: | | Fiction | Nonfiction | Mystery | Total | |------------|---------|------------|---------|-------| | 7th Grade | 35 | 20 | 25 | 80 | | 8th Grade | 30 | 15 | 25 | 70 | | Total | 65 | 35 | 50 | 150 | What percentage of 8th grade students prefer Mystery books? Round your answer to the nearest whole percent.
3. A community center surveyed 180 teenagers about their preferred method of communication and whether they participate in team sports. The results are shown in the two-way frequency table below: | | Text Messaging | Social Media | Video Calls | Total | |-----------------|----------------|--------------|-------------|-------| | Play Sports | 35 | 28 | 12 | 75 | | No Sports | 25 | 52 | 28 | 105 | | Total | 60 | 80 | 40 | 180 | What percentage of teenagers who play sports prefer text messaging as their communication method? Round your answer to the nearest whole percent.

…and 2 more problems