TN TET · Mathematics and Science (Paper II)
Mean, median, mode, range and basic data interpretation.
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Q1 · Statistics · EASY
The marks obtained by 7 students in a mathematics test are: 15, 18, 20, 15, 22, 18, 20. What is the mode of this data?
Q2 · Statistics · EASY
The monthly savings (in rupees) of 6 families are: 500, 700, 800, 600, 900, 700. Find the mean monthly savings.
Q3 · Statistics · MEDIUM
The heights (in cm) of 9 students are: 140, 135, 150, 145, 138, 142, 148, 140, 145. What is the median height?
Q4 · Statistics · MEDIUM
A shopkeeper recorded the number of customers visiting his shop over 8 days: 25, 30, 28, 35, 22, 30, 40, 26. What is the range of the data?
Q5 · Statistics · HARD
The table shows the number of books read by 40 students in a month: Number of books | Number of students 0 | 5 1 | 10 2 | 12 3 | 8 4 | 5 What is the mean number of books read per student?