
Calculating Percentile
Quiz by Rey Alferez Fernandez
Grade 10
Mathematics
Philippines Curriculum: Grades K-10 (MELC)
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10 questions
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- Q1If the weights of 20 fruits in a basket are ranked from lowest to highest, which weight corresponds to the 25th percentile?The median weightThe weight at the 5th position when rankedThe average weight of all the fruitsThe weight at the 15th position when ranked30sM10SP-IVb-1
- Q2In a dataset consisting of test scores for 50 students, which score corresponds to the 90th percentile?The average of all the scoresThe median scoreThe score below which 90% of the observations fallThe score above which 10% of the observations fall30sM10SP-IVb-1
- Q3A set of data contains the ages of participants in a community sports league. If you are asked to find the 75th percentile age, what are you looking for?The average age of all participantsThe age below which 75% of the participants' ages fallThe age that is exactly in the middle of the datasetThe most common age found in the dataset30sM10SP-IVb-1
- Q4A researcher collected data on the heights of 200 plants. To determine the height that marks the 80th percentile, what is she looking for?The height below which 80% of the plant heights fallThe average height of all the plantsThe tallest height in the datasetThe shortest height in the dataset30sM10SP-IVb-1
- Q5In a class of 60 students, grades were given on a scale from 1 to 100. To calculate the 50th percentile, also known as the median, which grade corresponds to this measure?The highest grade in the classThe grade at the 30th position when grades are arranged from lowest to highestThe average grade of all the studentsThe grade that most students received30sM10SP-IVb-1
- Q6In a collection of 120 exam scores, what does the 60th percentile score represent?The score at the exact middle of the datasetThe score above which 40% of the exam scores fallThe score below which 60% of the exam scores fallThe average score of all the exams30sM10SP-IVb-1
- Q7A survey was conducted to find the favorite fruit of students in a school, and the results were ranked based on frequency. To identify the fruit that falls at the 30th percentile, you should look for:The fruit that ranks just above the lowest 30% of all fruit choices based on frequencyThe least frequently chosen fruitThe most frequently chosen fruitThe fruit exactly in the middle of the frequency list30sM10SP-IVb-1
- Q8In an international mathematics competition, scores were given to 150 participants. If the organizer wants to award certificates to those in the top 10% of scorers, which score does the organizer use to determine the cutoff?The score at the 90th percentileThe average score of all participantsThe score at the 50th percentileThe lowest score among all participants30sM10SP-IVb-1
- Q9During a city marathon with 500 runners, the organizer wants to give a special badge to those who finished in the top 5% in terms of race completion time. Which race completion time should be used to identify these runners?The time at the 95th percentileThe average time of all runnersThe fastest timeThe median time30sM10SP-IVb-1
- Q10A math teacher calculated the final grades of 40 students. If she decides to give honors to students whose grades fall in the top 25% of the class, which grade marks the cutoff for receiving honors?The grade at the 75th percentileThe median gradeThe highest grade in the classThe lowest grade in the class30sM10SP-IVb-1