Maths
3. Draw a histogram of the following distribution :
04
Jul
3. Draw a histogram of the following distribution : 3. Draw a histogram of the following distribution : July 4, 2021 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 9 ,
2. Refer to Q1 above. Construct a grouped frequency distribution table with width 10 of each class, in such a way that one of the classes is 10 – 20 (20 not included).
04
Jul
2. Refer to Q1 above. Construct a grouped frequency distribution table with width 10 of each class, in such a way that one of the classes is 10 – 20 (20 not included). 2. Refer to Q1 above. Construct a grouped frequency distribution table with width 10 of each class in such a way that [...]
1. The following are the marks (out of 100) of 60 students in mathematics. Construct a grouped frequency distribution table with width 10 of each class starting from 0 – 9.
03
Jul
1. The following are the marks (out of 100) of 60 students in mathematics. Construct a grouped frequency distribution table with width 10 of each class starting from 0 – 9. 1. The following are the marks (out of 100) of 60 students in mathematics. Construct a grouped frequency distribution table with width 10 of [...]
20. A recent survey found that the ages of workers in a factory is distributed as follows: If a person is selected at random, find the probability that the person is:
03
Jul
20. A recent survey found that the ages of workers in a factory is distributed as follows: If a person is selected at random, find the probability that the person is: 20. A recent survey found that the ages of workers in a factory is distributed as follows: If a person is selected at random [...]
19. Over the past 200 working days, the number of defective parts produced by a machine is given in the following table: Determine the probability that tomorrow’s output will have
03
Jul
19. Over the past 200 working days, the number of defective parts produced by a machine is given in the following table: Determine the probability that tomorrow’s output will have 19. Over the past 200 working days the number of defective parts produced by a machine is given in the following table: Determine the probability [...]
18. Bulbs are packed in cartons each containing 40 bulbs. Seven hundred cartons were examined for defective bulbs and the results are given in the following table: One carton was selected at random. What is the probability that it has
03
Jul
18. Bulbs are packed in cartons each containing 40 bulbs. Seven hundred cartons were examined for defective bulbs and the results are given in the following table: One carton was selected at random. What is the probability that it has 10. Obtain the mean of the following distribution: July 3, 2021 Category: Chapter 14 - [...]
17. Two dice are thrown simultaneously 500 times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in the following table:
03
Jul
17. Two dice are thrown simultaneously 500 times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in the following table: 17. Two dice are thrown simultaneously 500 times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in [...]
16. A company selected 4000 households at random and surveyed them to find out a relationship between income level and the number of television sets in a home. The information so obtained is listed in the following table:
03
Jul
16. A company selected 4000 households at random and surveyed them to find out a relationship between income level and the number of television sets in a home. The information so obtained is listed in the following table: 10. Obtain the mean of the following distribution: July 3, 2021 Category: Chapter 14 - Statistics , [...]
15. In Fig. 14.2, there is a histogram depicting daily wages of workers in a factory. Construct the frequency distribution table.
03
Jul
15. In Fig. 14.2, there is a histogram depicting daily wages of workers in a factory. Construct the frequency distribution table. 15. In Fig. 14.2 there is a histogram depicting daily wages of workers in a factory. Construct the frequency distribution table. July 3, 2021 Category: Chapter 14 - Statistics , Chapter 15 - Probability [...]
14. The points scored by a basket ball team in a series of matches are as follows: 17, 2, 7, 27, 25, 5, 14, 18, 10, 24, 48, 10, 8, 7, 10, 28 Find the median and mode for the data.
03
Jul
14. The points scored by a basket ball team in a series of matches are as follows: 17, 2, 7, 27, 25, 5, 14, 18, 10, 24, 48, 10, 8, 7, 10, 28 Find the median and mode for the data. 10 14 14. The points scored by a basket ball team in a series [...]
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14. The points scored by a basket ball team in a series of matches are as follows: 17 ,
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28 Find the median and mode for the data. ,
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