Application of statistics in geography questions | form five Geography

(6336) Question Category: Long answers

Study carefully the following data and answer the questions that follow.

Class interval Frequency
0-4 2
5-9 11
10-14 37
15-19 54
20-24 28
25-29 09
30-34 01
35-39 03
  1. Find the range of grouped data.
  2. Calculate the standard deviation.
  3. What are the advantages and disadvantages of range in a given geographical data.

Answer / Solution

UNSOLVED

(6337) Question Category: Long answers

 Study table 1 carefully and use it to answer the questions that follow.
Table 1: Export of Agricultural Produce (tons) 1965 - 1967

Period Sisal Cotton Coffee Groundnuts Coconut
1965 210,235 55,261 27,947 6,445 63,632
1966 195,812 84,786 50,321 4,653 71,099
1967 201,183 59,760 44,637 5,573 69,789
  1. Draw a suitable line graph to represent the data shown in the table.
  2. Comment on the limitations of the method used.

Answer / Solution

UNSOLVED

(6338) Question Category: Long answers

The table below shows the mean annual percentage frequency of wind direction and wind speed. Study it carefully then answer the questions that follow.

Wind speed N NE E SE S SW W NW
<4 mph 1.3 3.2 2.6 3.4 2.2 4.6 2.0 3.6
4-12 mph 2.4 4.0 3.1 2.8 1.7 4.4 3.5 2.5
13-24 mph 1.6 4.5 3.6 3.9 1.4 3.7 1.0 2.1
>24 mph 0.8 2.5 2.6 1.5 0.8 3.4 0.3 1.0
Total 6.1 14.2 11.9 11.6 6.1 16.1 6.8 9.2

CALM=18%

  1. Draw the above data by means of Compount Wind Rose
  2. what are the merits and demerits of using this method in presenting statistics?

Answer / Solution

UNSOLVED

(6339) Question Category: Long answers

Population of a certain country in Africa.

AGE GROUP MALES FEMALES
0-4 1,559,700 1,620,400
5-9 1,391,220 1,412,280
10-14 1,066,640 1,034,800
15-19 840,340 877,940
20-24 586,580 742,520
25-29 610,320 703,540
30-34 457,540 504,790
35-39 439,510 446,630
40-44 321,480 348,700
45-49 320,390 311,950
50-54 230,610 237,000
55-59 172,410 165,350
60-64 200,000 175,180
65-69 124,810 116,000
70-74 103,000 91,000
75+ 154,930 127,160
  1.  Draw the age/sex pyramid to show population structure of this country.
  2. Comment on the population structure as shown by the graph you have drawn.

Answer / Solution

UNSOLVED

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