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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ७

The marks of 14 students in a science test out of 50 are given below. 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39 Find the minimum mark obtained

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प्रश्न

The marks of 14 students in a science test out of 50 are given below. 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39 Find the minimum mark obtained

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उत्तर

Given: 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39

Minimum mark obtained = 10

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Statistics - Exercise 5.1 [पृष्ठ ९९]

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सामाचीर कलवी Mathematics - Term 3 [English] Class 7 TN Board
पाठ 5 Statistics
Exercise 5.1 | Q 3. (iii) | पृष्ठ ९९

संबंधित प्रश्‍न

Find the mean of the first five whole numbers.


The calculated mean of 50 observations was 80. It was later discovered that observation 19 was recorded by mistake as 91. What was the correct mean?


The following table shows the electricity (in units) used by 25 families of Eklara village in a month of May. Complete the table and answer the following questions.

Electricity used
(units) `bb(x_i)`
No. of Families
(frequency) `bb(f_i)`
`bb(f_ix_i)`
30 7 _________
45 2 __________
60 8 __________
75 5 __________
90 3 __________
  N = _________ `sum f_ix_i` = ______
  1. How many families use 45 units electricity?
  2. State the score, the frequency of which is 5.
  3. Find N, and `sum f_ix_i`
  4. Find the mean of electricity used by each family in the month of May.

Find the mean of first six multiples of 3.


The mean of the square of first 11 natural numbers is


The mean of a set of numbers is `bar(X)`. If each number is multiplied by z, the mean is


The marks of 14 students in a science test out of 50 are given below. 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39 Find the maximum mark obtained


The mean height of 11 students in a group is 150 cm. The heights of the students are 154 cm, 145 cm, Y cm, Y + 4 cm, 160 cm, 151 cm, 149 cm, 149 cm, 150 cm, 144 cm and 140 cm. Find the value of Y and the heights of two students?


Arithmetic mean of 10 observations was found to be 22. If one more observation 44 was to be added to the data, what would be the new mean?


The marks in a subject for 12 students are as follows:

31, 37, 35, 38, 42, 23, 17, 18, 35, 25, 35, 29

For the given data, find the mean


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