Home
Class 9
MATHS
The blood groups of 30 students are reco...

The blood groups of `30` students are recorded as follows:
A, B, O, A, AB, O, A, O, B, A, OB, B, A, AB, B, A,AB ,B, A, A, O, A, AB, B, A, O, B, A, B, A
Prepare a frequency distribution table for the data.

Text Solution

AI Generated Solution

To prepare a frequency distribution table for the blood groups of 30 students, we will follow these steps: ### Step 1: List the Blood Groups Identify the unique blood groups present in the data. The blood groups are: - A - B - AB - O ...
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • STATISTICS AND PROBABILITY

    NCERT EXEMPLAR ENGLISH|Exercise LONG ANSWER TYPE QUESTIONS|12 Videos

  • STATISTICS AND PROBABILITY

    NCERT EXEMPLAR ENGLISH|Exercise VERY SHORT ANSWER TYPES QUESTIONS|10 Videos

  • QUADRILATERALS

    NCERT EXEMPLAR ENGLISH|Exercise LONG ANSWER TYPE QUESTIONS|18 Videos

  • TRIANGLES

    NCERT EXEMPLAR ENGLISH|Exercise LONG ANSWER TYPE QUESTIONS|21 Videos

Similar Questions

Explore conceptually related problems

The blood groups of 30 students of Class VIII are recorded as follows: A, B, O, O, AB, O, A, O, B, A, O, B, A, O, O,A, AB, O, A, A, O, O, AB, B, A, O, B, A, B, O. Represent this data in the form of a frequency distribution table. Which is the most common, and which is the rarest, blood group among these students?

The blood groups of 30 students of class IX are recorded as follows: A, B O, O, AB, O, A, O, B, A, O, B, A, O, O, A, AB, O, A, A, O, O, AB, B, A, O, B, A, B, O A student is selected at random from the class from blood donation. Find the probability that the blood group of the student chosen is: (i) A (ii) B (iii) AB (iv) O

The possible blood group of children born to parents having A and AB blood groups are: a) O, A b) A, B, AB c) B,O, A d) O, A, B, AB

A,B and O blood groups were discovered by

Give an example of two matrices A and B such that A!=O ,\ \ B!=O ,\ \ A B=O and B A!=O (ii) A!=O ,\ \ B!=O ,\ \ A B=B A=O .

The following table shows the blood groups of 60 students of a class : |{:("Blood groups A B O AB"),("Number of students 16 12 23 9"):}| One student of the class is chosen at random. What is the probability that the chosen student has blood group? "(i) O (ii) AB (iii) A (iv) B"

O is any point in the interior of A B Cdot Prove that A B+A C > O B+O C A B+B C+C A > O A+O B+O C O A+O B+O C >1/2(A B+B C+C A)

If vec A O+ vec O B= vec B O+ vec O C , prove that A , B , C are collinear points.

If vec A O+ vec O B= vec B O+ vec O C , prove that A , B , C are collinear points.

Select the set of parents who can never have a child with O blood group a. В × AB b. A × AB c.. AB × O d. A × B

Home
Profile