Chapter 15 – Probability

The medium of an ungrouped data and the median calculated when there same data is grouped are always the same. Do you think that this is a correct statement? Give reason. The medium of an ungrouped data and the median calculated when there same data is grouped are always the same. Do you think that [...]

The median of the distribution given below is 14.4. Find the values of x and y, if the total frequency is 20. if the total frequency is 20. The median of the distribution given below is 14.4. Find the values of x and y November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 [...]

The mean of following distribution is 18 .The frequency f in the class interval 19 and 21 is missing. Determine f. The mean of following distribution is 18 .The frequency f in the class interval 19 and 21 is missing. Determine f. November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability [...]

The Following is the Cumulative Frequency Distribution ( of Less than Type ) of 1000 Persons Each of Age 20 Years and Above . Determine the Mean Age . The Following is the Cumulative Frequency Distribution ( of Less than Type ) of 1000 Persons Each of Age 20 Years and Above . Determine the [...]

The frequency distribution table of agricultural holding in a village is given below : Find the model agriculture holdings of the village​ The frequency distribution table of agricultural holding in a village is given below : Find the model agriculture holdings of the village​ November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 [...]

The percentage marks obtained by 100 students in an examination are given below: Determine the median percentage of marks.​ The percentage marks obtained by 100 students in an examination are given below: Determine the median percentage of marks.​ November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT [...]

Daily wages of 110 workers, obtained in a survey, are tabulated below: Compute the mean daily wages of these workers. are tabulated below: Compute the mean daily wages of these workers. Daily wages of 110 workers obtained in a survey November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths [...]

Construct the cumulative frequency distribution of the following distribution: Construct the cumulative frequency distribution of the following distribution: November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 10 ,

In any situation of only two possible outcomes each outcomes will have probability 1/2. True or false ? Why ? In any situation of only two possible outcomes each outcomes will have probability 1/2. True or false ? Why ? November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths [...]

Is it correct to say that an ogive is a graphical representation of a frequency distribution ? Give reason. Is it correct to say that an ogive is a graphical representation of a frequency distribution ? Give reason. November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT [...]