Which of the following steps are used to prepare Isopleth maps?

By considering the highest and lowest values of the variable

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Class interval should be decided

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Lines are drawn for the decided intervals, location with the same value are joined by a line

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All of above

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Solution

The correct option is D All of above
Following steps are used to prepare isopleth maps:-
By considering the highest and lowest values of the variable.
The class interval is decided to draw the isopleths maps which in turn decides the difference between the lines.
Lines are drawn for the decided intervals, location with the same value are joined by a line

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Similar questions

Q. Consider the following statements in respect of class intervals of grouped frequency distribution
1. Class intervals need not be mutually exclusive.
2. Class intervals should be exhaustive.
3. Class intervals need not be of equal width.
Which of the above statements are correct?

Q. A data has highest value

120

and the lowest value

71. A

frequency distribution in descending order with seven classes is to be constructed. The limits of the second class interval shall be

Q. The marks obtained (out of 20) by 30 students of a class in a test are given below:
7, 10, 8, 16, 13, 14, 15, 11, 18, 11, 15, 10, 7, 14, 20, 19, 15, 16, 14, 20, 10, 11, 14, 17, 13, 12, 15, 14, 16, 17.
Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval in 3–8 (including 2 and excluding 8). From the frequency distribution table so obtained, draw a histogram.

The marks scored by

40

candidates in an examination (out of

100

) is given below:

75, 65, 57, 50, 32, 54, 75, 67, 75, 88, 80, 42, 40, 41, 34, 78, 43, 61, 42, 46

68, 52, 43, 49, 59, 49, 67, 34, 33, 87, 97, 47, 46, 54, 48, 45, 51, 47, 41, 43

Prepare a frequency distribution table with the class size

10

. Take the class intervals as

(30 - 39), (40 - 49), . . .

and answer the following questions:

(i) Which class intervals have the highest and lowest frequency?

(ii) Write the upper and lower limits of the class interval

30 - 39

According to LMVT, if a function f(x) is continuous on [a, b] and differentiable on the interval (a, b) then which of the following option should be correct for some value c from the interval (a,b)?( c can take any value from the interval (a,b) )

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