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6. The class marks of a continuous distribution are : 1.04, 1.14, 1.24, 1.34, 1.44, 1.54 and 1.64 Is it correct to say that the last interval will be 1.55 – 1.73? Justify your answer.
03
Jul
6. The class marks of a continuous distribution are : 1.04, 1.14, 1.24, 1.34, 1.44, 1.54 and 1.64 Is it correct to say that the last interval will be 1.55 – 1.73? Justify your answer. 1.14 1.24 1.34 1.44 1.54 and 1.64 Is it correct to say that the last interval will be 1.55 - [...]
5. Is it correct to say that in a histogram, the area of each rectangle is proportional to the class size of the corresponding class interval? If not, correct the statement.
03
Jul
5. Is it correct to say that in a histogram, the area of each rectangle is proportional to the class size of the corresponding class interval? If not, correct the statement. 5. Is it correct to say that in a histogram correct the statement. the area of each rectangle is proportional to the class size [...]
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why?
03
Jul
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why? 1 2 3% 4 4. A football player scored the [...]
A child says that the median of 3,14,18,20,5 is 18. What doesn’t the child understand about finding the median?
03
Jul
A child says that the median of 3,14,18,20,5 is 18. What doesn’t the child understand about finding the median? 14 18 20 5 is 18. What doesn't the child understand about finding the median? A child says that the median of 3 July 3, 2021 Category: Chapter 14 - Statistics , Chapter 15 - Probability [...]
In a diagnostic test in mathematics given to students, the following marks (out of 100) are recorded: 46,52,48,11,41,62,54,53,96,40,98,44 Which average will be a good representative of the above data?
03
Jul
In a diagnostic test in mathematics given to students, the following marks (out of 100) are recorded: 46,52,48,11,41,62,54,53,96,40,98,44 Which average will be a good representative of the above data? 11 40 41 44 Which average will be a good representative of the above data? 48 5^2 53 54 62 96 98 In a diagnostic test [...]
1. The frequency distribution : has been represented graphically as follows : Do you think this representation is correct? Why?
03
Jul
1. The frequency distribution : has been represented graphically as follows : Do you think this representation is correct? Why? 1. The frequency distribution : has been represented graphically as follows : Do you think this representation is correct? Why? July 3, 2021 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths [...]
30. Refer to Q.29 above : The probability that bulbs selected randomly from the lot has life less than 900 hours is :
03
Jul
30. Refer to Q.29 above : The probability that bulbs selected randomly from the lot has life less than 900 hours is : 30. Refer to Q.29 above : The probability that bulbs selected randomly from the lot has life less than 900 hours is : July 3, 2021 Category: Chapter 14 - Statistics , [...]
29. 80 bulbs are selected at random from a lot and their life time (in hrs) is recorded in the form of a frequency table given below : One bulb is selected at random from the lot. The probability that its life is 1150 hours, is
03
Jul
29. 80 bulbs are selected at random from a lot and their life time (in hrs) is recorded in the form of a frequency table given below : One bulb is selected at random from the lot. The probability that its life is 1150 hours, is 1. The class mark of the class 90 - [...]
28. Two coins are tossed 1000 times and the outcomes are recorded as below : Based on this information, the probability for at most one head is
03
Jul
28. Two coins are tossed 1000 times and the outcomes are recorded as below : Based on this information, the probability for at most one head is 28. Two coins are tossed 1000 times and the outcomes are recorded as below : Based on this information the probability for at most one head is July [...]
27. In a medical examination of students of a class, the following blood groups are recorded: A student is selected at random from the class. The probability that he/she has blood group B, is :
03
Jul
27. In a medical examination of students of a class, the following blood groups are recorded: A student is selected at random from the class. The probability that he/she has blood group B, is : 27. In a medical examination of students of a class is the following blood groups are recorded: A student is [...]