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girish08

Asked: February 27, 2023In: Class 10 Maths

The lengths of 40 leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table :

Find the median length of the leaves. (Hint: The data needs to be converted to continuous classes for finding the median, since the formula assumes continuous classes. The classes then change to 117.5 – 126.5, 126.5 – 135.5, . . ...

girish08

Asked: February 27, 2023In: Class 10 Maths

The following frequency distribution gives the monthly consumption of electricity of 68 consumers of a locality.

Find the median, mean and mode of the data and compare them. NCERT Class 10 Maths Chapter 14 Page No. 287 Exercise 14.3 Question 1

pushpa07

Asked: February 27, 2023In: Class 10 Maths

A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarised it in the table given below.

Find the mode of the data. NCERT MATHEMATICS Class 10 chapter 14 Page No. 276 Exercise 14.1 Question No. 6

Nidhi Baghel

Asked: February 25, 2023In: Class 10 Maths

The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India.

Find the mode and mean of this data. Interpret the two measures. NCERT Class 10 Maths Chapter 14 Page No. 276 Exercise 14.2 Question No. 4

Nidhi Baghel

Asked: February 25, 2023In: Class 10 Maths

The following data gives the distribution of total monthly household expenditure of 200 families of a village.

Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure. NCERT Maths Class 10 Chapter 14 Textbook Page No. 275 10th Maths Exercise 14.2 Question 3

pushpa07

Asked: February 25, 2023In: Class 10 Maths

The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.

NCERT CLASS 10 CHAPTER 14 STATISTICS Textbook Page No. 272 Maths Exercise 14.1 Question No. 9

pushpa07

Asked: February 25, 2023In: Class 10 Maths

To find out the concentration of SO₂ in the air (in parts per million, i.e., ppm), the data was collected for 30 localities in a certain city and is presented below:

Find the mean concentration of SO₂ in the air. NCERT Class 10 Chapter 14 NCERT Textbook Page No. 271 Question No. 7

Akshat1

Asked: February 25, 2023In: Class 10 Maths

The table below shows the daily expenditure on food of 25 households in a locality.

Find the mean daily expenditure on food by a suitable method. NCERT Class 10 Chapter 14 Statistics NCERT Textbook Page No. 271 10th Maths Chapter 14 Exercise 14.1 Question No. 6

Akshat1

Asked: February 25, 2023In: Class 10 Maths

In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes.

Find the mean number of mangoes kept in a packing box. Which method of finding the mean did you choose? NCERT Class 10 Chapter 14 Statistics Page No. 271 Exercise 14.1 Question No. 5

Akshat1

Asked: February 25, 2023In: Class 10 Maths

Thirty women were examined in a hospital by a doctor and the number of heartbeats per minute were recorded and summarised as follows. Find the mean heartbeats per minute for these women, choosing a suitable method.

NCERT Class 10 Chapter 14 Statistics. Solutions for CBSE board exams. Page No. 271 Exercise 14.1 Question No. 4

The lengths of 40 leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table :

The following frequency distribution gives the monthly consumption of electricity of 68 consumers of a locality.

A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarised it in the table given below.

The following distribution gives the state-wise teacher-student ratio in higher secondary schools of India.

The following data gives the distribution of total monthly household expenditure of 200 families of a village.

The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.

To find out the concentration of SO₂ in the air (in parts per million, i.e., ppm), the data was collected for 30 localities in a certain city and is presented below:

The table below shows the daily expenditure on food of 25 households in a locality.

In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes.

Thirty women were examined in a hospital by a doctor and the number of heartbeats per minute were recorded and summarised as follows. Find the mean heartbeats per minute for these women, choosing a suitable method.

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