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The weights (in kg) of 15 students of a ...

The weights (in kg) of 15 students of a class are
38, 42, 35, 37, 45, 50, 32, 43, 43, 40, 36, 38, 43, 38, 47,
Is there more than one mode ?

A

1

B

2

C

3

D

4

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The correct Answer is:
B
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Weights (in kg) of 15 students of a class are 38, 42, 35, 37, 45, 50, 32, 43, 43 ,40, 36, 38, 43, 38 and 47? What is the mean weight?

Weights (in kg) of 15 students of a class are 38, 42, 35, 37, 45, 50, 32, 43, 43 , 40, 36, 38, 43, 38 and 47? How many modes are there in the given data?

The weights (in kg.) of 15 students of a class are: 38,42,35,37,45,50,32,43,43,40,36,38,43,38,47(i) Find the mode and median of this data.(ii) Is there more than one mode?

The weights (in kg) of 22 students of a class are given below. 44, 46., 42, 40, 44, 44, 46, 43, 43, 44, 42, 46, 44, 43, 43, 42, 40, 40, 44, 46, 46, 44 Represent the data in tabular form using tally marks.

The weights (in kg) of 15 students are: 31, 35, 27, 29, 32, 43, 37, 41, 34, 28, 36, 44, 45, 42, 30. Find the median. If the weight 44 kg is replaced by 46kg and 27kg by 25kg, find the new median.

The weights (in kg) of 15 students are : 31, 35, 27, 29, 32, 43, 37, 41, 34, 28, 36, 44, 45, 42, 30. Find the median. If the weight 44 kg is replaced by 46 kg and 27 kg by 25 kg, find the new median.

Study the following information and answer the questions based on it. The ages (in yr) of 15 teachers of a school are 32, 28, 45, 37, 53, 49, 41, 28, 54, 35, 26, 23, 33, 38 and 40. What is the age of the oldest teacher and that of the youngest teacher?

The marks obtained by 12 students of a class in a test are 36, 27, 5, 19, 34, 23, 37, 23, 16, 23, 20, 38. Find mode.

The weights (in kg) of 30 students of a class are 39,43,32,37,29,26,31,45, 46,31,37,38,30,39,36,41,35,34,41,46,39,38,36,38,40,42,33,43,44,33. Prepare a frequency distribution table using one class interval as 30-35 in which 30 is included and 35 excluded. using the above data, draw a histogram.

ARIHANT PUBLICATION PUNJAB-DATA HANDLING AND PATTERNS-Chapter Exercise
  1. Study the following frequency distribution table and answer the questi...

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  2. The weights (in kg) of 15 students of a class are 38, 42, 35, 37, ...

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  3. The weights (in kg) of 15 students of a class are 38, 42, 35, 37, ...

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  4. The weights (in kg) of 15 students of a class are 38, 42, 35, 37, ...

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  5. The weights (in kg) of 15 students of a class are 38, 42, 35, 37, ...

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  6. The marks (out of 100) obtained by a group of students in Science tes...

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  7. The marks (out of 100) obtained by a group of students in Science tes...

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  8. The marks (out of 100) obtained by a group of students in Science tes...

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  9. The temperature of a particular place is continuously decreasing. Whic...

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  10. These days, prices are falling. Which of the following graphs shows th...

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  11. Find the next term of the following patters. Problem figures

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  12. Find the next term of the following patters. Problem figures

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  13. The bar graph, given here, shows the number of tickets sold by 6 stude...

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  14. The bar graph, given here, shows the number of tickets sold by 6 stude...

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  15. The bar graph, given here, shows the number of tickets sold by 6 stude...

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  16. If a*b=(a b)/(a+b) , find the value of 3*(3*-1) . -3 (b) -1. 5 (c) ...

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  17. If a * b= a^(2) + ab + b^(2), then find the value of 2 * 3?

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  18. The following graph represents the maximum and minimum temperature rec...

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  19. Study the following pattern 9xx9+7=88 98xx9+6=888, 987xx9+5=8888...

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  20. Study the following pattern 9 xx 9 =81, 99 xx 99 = 9801. 999 xx 999 ...

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