Statistics Questions

A student’s marks in five subjects are 25, 26, 27, 28, and 29. In this data set, which measure(s) of central tendency is 27?

Find the median of the data set: 2, 4, 6, 8, 10, 12, 14.

Directions: Study the following table carefully and answer the questions given below: Number (N) of Candidates (In lakhs) Appearing For An Entrance Examination From Six Different States And The Percentage (P) of Candidates Clearing the Same Over the Years | YEAR | A (N) | A (P) | B (N) | B (P) | C (N) | C (P) | D (N) | D (P) | E (N) | E (P) | F (N) | F (P) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | **2004** | 1.23 | 42 | 1.04 | 51 | 1.11 | 32 | 1.32 | 24 | 1.23 | 36 | 1.33 | 31 | | **2005** | 1.05 | 43 | 1.12 | 62 | 1.07 | 47 | 1.15 | 49 | 1.18 | 55 | 1.24 | 24 | | **2006** | 2.04 | 38 | 1.48 | 32 | 1.08 | 28 | 1.96 | 35 | 1.42 | 49 | 1.58 | 26 | | **2007** | 1.98 | 41 | 2.07 | 43 | 1.19 | 30 | 1.88 | 46 | 1.36 | 47 | 1.79 | 29 | | **2008** | 1.66 | 53 | 1.81 | 50 | 1.56 | 42 | 1.83 | 60 | 1.73 | 57 | 1.86 | 34 | | **2009** | 1.57 | 39 | 1.73 | 36 | 1.64 | 52 | 2.01 | 56 | 1.69 | 55 | 1.95 | 37 | What is the average number of candidates appearing for the entrance exam from State D in the years 2007, 2008 and 2009 together ?

Directions: Study the table given below carefully and answer the questions that follow : Number of Athletes (In Hundred) Who Participated In a Sports Event From 5 Different Countries Over The Years M → Male & F → Female | Countries → <br> Years ↓ | A (M) | A (F) | B (M) | B (F) | C (M) | C (F) | D (M) | D (F) | E (M) | E (F) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | **2005** | 4.4 | 3.3 | 6.3 | 4.2 | 4.5 | 3.1 | 5.6 | 4.1 | 4.7 | 2.1 | | **2006** | 6.6 | 4.2 | 8.4 | 6.2 | 6.9 | 3.3 | 8.4 | 6.3 | 7.8 | 5.2 | | **2007** | 4.6 | 1.8 | 7.4 | 4.8 | 4.8 | 2.8 | 9.3 | 7.3 | 8.7 | 6.5 | | **2008** | 9.6 | 4.9 | 11.4 | 8.4 | 6.6 | 4.2 | 12.6 | 9.4 | 8.9 | 5.8 | | **2009** | 11.8 | 6.4 | 10.6 | 5.2 | 7.9 | 6.3 | 14.4 | 10.2 | 11.8 | 9.2 | | **2010** | 8.2 | 5.2 | 6.4 | 7.2 | 10.8 | 6.9 | 15.6 | 12.1 | 13.6 | 9.8 | In which of the following years was the total number of participants (athletes) the second highest from Country C ?

Directions: Study the table carefully and answer the given questions. Total exports of six countries over five years (in ₹ crore) | Years $\rightarrow$ <br> Country $\downarrow$ | 1998 | 1999 | 2000 | 2001 | 2002 | | :--- | :--- | :--- | :--- | :--- | :--- | | P | 20 | 40 | 60 | 45 | 90 | | Q | 30 | 25 | 15 | 50 | 100 | | R | 50 | 55 | 70 | 90 | 65 | | S | 45 | 60 | 20 | 15 | 25 | | T | 60 | 50 | 55 | 100 | 110 | | U | 24 | 40 | 60 | 75 | 120 | Note: Profit = Exports – Imports What is the percentage increase in the export of all the countries together during the year 1999 to 2001? (rounded off to two digits after decimal)

Directions: Study the following bar-graph carefully and answer the questions given below: <img src="/api/images/average-export-of-pearls-for-given-period.png" alt="average export of pearls for given period" width="300" height="200" loading="lazy" decoding="async" class="rounded border border-gray-300 mx-auto my-4" /> The average export of pearls for the given period (in crores ₹) was

Directions: Study the following pie-chart and bar diagram and answer the following questions Percentage-wise Distribution of students in 6 Different Schools. Total number of students = 6000. <img src="/api/images/percentage-wise-distribution-of-students-pie-chart.png" alt="Pie chart of percentage-wise Distribution of students in schools" width="300" height="200" loading="lazy" decoding="async" class="rounded border border-gray-300 mx-auto my-4" /> Number of Boys in Each School Out of 6000 Students <img src="/api/images/distribution-of-boys-bar-chart.png" alt="bar chart of distribution of boys" width="300" height="200" loading="lazy" decoding="async" class="rounded border border-gray-300 mx-auto my-4" /> The number of girls in School A is approximately what percentage of the total number of students in School B ?