NCERT Class 10
Is it true to say that the mean, mode and median of grouped data will always be different ? Justify your answer.
26
Nov
Is it true to say that the mean, mode and median of grouped data will always be different ? Justify your answer. Is it true to say that the mean mode and median of grouped data will always be different ? Justify your answer. November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 [...]
In calculating the mean of grouped data, grouped in classes of equal width, we may use the formula, x = a + ∑fidi/∑fi
26
Nov
In calculating the mean of grouped data, grouped in classes of equal width, we may use the formula, x = a + ∑fidi/∑fi grouped in classes of equal width In calculating the mean of grouped data we may use the formula x = a + ∑fidi/∑fi November 26, 2020 Category: Chapter 14 - Statistics , [...]
A school has five houses A, B, C, D and E. A class has 23 students, 4 from house A, 8 from house B, 5 from house C, 2 from house D and rest from house E. A single student is selected at random to be the class monitor. The probability that the selected student is not from A, B and C is
26
Nov
A school has five houses A, B, C, D and E. A class has 23 students, 4 from house A, 8 from house B, 5 from house C, 2 from house D and rest from house E. A single student is selected at random to be the class monitor. The probability that the selected student [...]
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2 from house D and rest from house E. A single student is selected at random to be the class monitor. The probability that the selected student is not from A ,
4 from house A ,
5 from house C ,
8 from house B ,
A school has five houses A ,
B ,
B and C is ,
C ,
D and E. A class has 23 students ,
Someone is asked to take a number from 1 to 100. The probability that it is a prime, is
26
Nov
Someone is asked to take a number from 1 to 100. The probability that it is a prime, is is Someone is asked to take a number from 1 to 100. The probability that it is a prime November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT [...]
One ticket is drawn at random from a bag containing tickets numbered 1 to 40. The probability that the selected ticket has a number which is a multiple of 5 is
26
Nov
One ticket is drawn at random from a bag containing tickets numbered 1 to 40. The probability that the selected ticket has a number which is a multiple of 5 is One ticket is drawn at random from a bag containing tickets numbered 1 to 40. The probability that the selected ticket has a number [...]
A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6000 tickets are sold, then how many tickets has she bought?
26
Nov
A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6000 tickets are sold, then how many tickets has she bought? A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6000 tickets are sold then how many tickets [...]
The probability of getting a bad egg in a lot of 400 is 0.035. The number of bad eggs in the lot is
26
Nov
The probability of getting a bad egg in a lot of 400 is 0.035. The number of bad eggs in the lot is The probability of getting a bad egg in a lot of 400 is 0.035. The number of bad eggs in the lot is November 26, 2020 Category: Chapter 14 - Statistics , [...]
A card is drawn from a deck of 52 cards. The event E is that card is not an ace of hearts. The number of outcomes favourable to E is
26
Nov
A card is drawn from a deck of 52 cards. The event E is that card is not an ace of hearts. The number of outcomes favourable to E is A card is drawn from a deck of 52 cards. The event E is that card is not an ace of hearts. The number of [...]
When a die is thrown, the probability of getting an odd number less than 3 is ,
26
Nov
When a die is thrown, the probability of getting an odd number less than 3 is , the probability of getting an odd number less than 3 is When a die is thrown November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 10 ,
The probability that a non-leap your selected at random will contains 53 Sunday is
26
Nov
The probability that a non-leap your selected at random will contains 53 Sunday is The probability that a non-leap your selected at random will contains 53 Sunday is November 26, 2020 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 10 ,