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The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.
06
Oct
The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate. The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate. October 6, 2020 Category: Chapter 14 - Statistics , Maths , NCERT Class 10 ,
A ray of light from a denser medium strikes a rarer medium at an angle of incidence i. The reflected and refracted rays make an angle of pie/2 with each other. If the angles fo
06
Oct
A ray of light from a denser medium strikes a rarer medium at an angle of incidence i. The reflected and refracted rays make an angle of pie/2 with each other. If the angles fo A ray of light from a denser medium strikes a rarer medium at an angle of incidence i. The reflected [...]
A class teacher has the following absentee record of 40 students of a class for the whole term. Find the mean number of days a student was absent.
06
Oct
A class teacher has the following absentee record of 40 students of a class for the whole term. Find the mean number of days a student was absent. A class teacher has the following absentee record of 40 students of a class for the whole term. Find the mean number of days a student was [...]
To find out the concentration of SO^2 in the air (in parts per million, i.e., ppm), the data was collected for 30 localities in certain city and is presented below: Find the mean concentration of SO2 in the air.
06
Oct
To find out the concentration of SO^2 in the air (in parts per million, i.e., ppm), the data was collected for 30 localities in certain city and is presented below: Find the mean concentration of SO2 in the air. i.e ppm) the data was collected for 30 localities in certain city and is presented below: [...]
A clear transparent glass sphere (mu = 1.5) of radius R is immersed in a liquid of refractive index 1.25. A parallel beam of light incident on it will converge to a point. The distance of this point from the centre will be
06
Oct
A clear transparent glass sphere (mu = 1.5) of radius R is immersed in a liquid of refractive index 1.25. A parallel beam of light incident on it will converge to a point. The distance of this point from the centre will be An object is placed at a distance of 25 cm from the [...]
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method.
06
Oct
The table below- shows the daily expenditure on food of 25 households in a locality. Daily expenses (in Rs.) 100-150 150-200 200-250 250-300 300-350 No. of households 4 5 12 2 2 Find the mean daily expenses on food by a suitable method. 1 10-12 12-14 Number of houses 1 2 2-4 3 Which method [...]
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10-12 ,
12-14 Number of houses 1 ,
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2-4 ,
3 Which method did you use for finding the mean ,
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A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
An object is approaching a fixed plane mirror with velocity 5 m/s making an angle of 45 with the normal. The speed of image w.r.t. the mirror is
06
Oct
An object is approaching a fixed plane mirror with velocity 5 m/s making an angle of 45 with the normal. The speed of image w.r.t. the mirror is An object is approaching a fixed plane mirror with velocity 5 m/s making an angle of 45 with the normal. The speed of image w.r.t. the mirror [...]
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?
06
Oct
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? 1 10-12 [...]
Tags:
1 ,
10-12 ,
12-14 Number of houses 1 ,
2 ,
2-4 ,
3 Which method did you use for finding the mean ,
4-6 ,
5 ,
6 ,
6-8 ,
8-10 ,
A survey was conducted by a group of students as a part of their environment awareness programme ,
and why? ,
In a retail market ,
in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Number of Plants 0-2 ,
The image of an object placed on the principal axis of a concave mirror of focal length 12 cm is formed at a point which is 10 cm more distance from the mirror than the object.
06
Oct
The image of an object placed on the principal axis of a concave mirror of focal length 12 cm is formed at a point which is 10 cm more distance from the mirror than the object. The image of an object placed on the principal axis of a concave mirror of focal length 12 cm [...]
Thirty women were examined in a hospital by a doctor and the number of heart beats per minute were recorded and summarised as follows. Find the mean heart beats per minute for these women, choosing a suitable method.
06
Oct
Thirty women were examined in a hospital by a doctor and the number of heart beats per minute were recorded and summarised as follows. Find the mean heart beats per minute for these women, choosing a suitable method. choosing a suitable method. Thirty women were examined in a hospital by a doctor and the number [...]