OnlineCBT Logo OnlineCBT
⚲
हिन्दी
OnlineCBT Logo OnlineCBT
⚲

Mathematics · JEE | STATISTICS

हिन्दी

Refer to the table on page 11 (Exercise 13.1, Question 1) regarding the number of plants per house. What is the total number of houses surveyed in the locality?

Question diagram
  1. A
    15
  2. B
    30
  3. C
    25
  4. D
    20
View Answer & Solution

Correct answer · Option D

20

Explanation

Summing the frequencies of houses: \( 1 + 2 + 1 + 5 + 6 + 2 + 3 = 20 \).

Related questions

Which measure of central tendency is best suited to find the most popular item or consumer item in greatest demand?→Based on the grouped frequency distribution table for marks obtained (Class intervals: 10-25, 25-40, 40-55, 55-70, 70-85, 85-100 with respective frequencies 2, 3, 7, 6, 6, 6), what is the class mark for the third class interval (40 - 55)?→In the formula for the assumed mean method \( \bar{x} = a + \frac{\sum f_i d_i}{\sum f_i} \), what does \( f_i \) represent?→Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): In a grouped frequency distribution, the exact value of each observation is lost during frequency grouping. Reason (R): The formula for finding the mean of grouped data uses the class mark as the representative value for each observation in that class interval. In the light of the above statements, choose the correct answer from the options given below:→
OnlineCBT

Our mission is "To educate students and help them excel in competitive exam preparation to the best of their potential. To impart good values in students and develop their overall exam readiness."

Useful Link
Important Pages
Courses & Practice
Contact
Address

Plot No 10, Dholigumti, Panditpura Road, Bandikui, Dausa(Raj) 303313

Contact

+91 9694780911

 E-mail

onlinecbtportal@gmail.com

 Helpline Number

+91 9694780911
Share
Click To Download
Get it on Google Play

ऐप डाउनलोड करने
के लिए Google Play पर
उपलब्ध है

Terms of Use | Privacy Policy | Cookie Policy | Disclaimer | Editorial Policy | Fact Check | Corrections | DMCA | Ad Choices

Copyright © 2026 - OnlineCBT.in. All Rights Reserved.

WhatsApp Chat