Application of statistics in geography questions | form five Geography

(2971) Question Category: Mathematical Calculation

The data below show production of Cash crops in metric tones (Hypothetical data)

CROPS 1978 1979 1980 1981 1982 1983 1984
Tea 800 800 2000 2000 2500 3500 4100
Sisal 3000 2500 2000 1000 1500 800 800
Cotton 1000 1800 2000 3000 3100 3500 4000
  1. construct a divergent bar graph for tea
  2. Comment on the trend of production.

Answer / Solution

UNSOLVED

(2972) Question Category: Mathematical Calculation

Study the data given below:

Climatic data for station X

Month J F M A M J J A S O N D
Temp.(°C) 13.3 13.8 15.6 18.3 21.7 23.9 25.0 25.6 24.4 22.8 19.4 15.0
Rainfall(mm) 68.6 40.6 20.3 5.1 2.5 00 00 00 2.5 17.8 45.7 66.0
  1. Present the data above using a polar chart (or clock graph) method to show rainfall and temperature for station X.
  2. What are the merits of using this method?
  3. Describe the characteristics of the climate for station X.

Answer / Solution

UNSOLVED

(2973) Question Category: Mathematical Calculation

Carefully study the following data in table below and answer the questions which follow.

PRODUCTION OF MAJOR EXPORT CROPS (in tons) in 1975.

COUNTRY RUBBER COCOA PALM OIL COTTON G/NUT COPRA
NIGERIA 95 220 470 146 280 180
COTE D`VOIRE 85 140 205 95 120 105
  1. Present the data by means of proportional semi circles.
  2. What is the usefulness of the method you have used?

Answer / Solution

UNSOLVED

(2974) Question Category: Mathematical Calculation

Study the following data for 1992 census carefully.

Total number of children in population Total number of children in schools
Age Boys Girls Total Age Boys Girls Total
7 364,314 382,043 786,220 7 46,658 47,201 89,953
8 410,600 416,905 827,505 8 105,013 119,160 224,173
9 351,596 351,596 690,938 9 171,548 187,977 359,525
10 396,953 396,953 786,129 10 228,103 234,625 462,728
11 276,660 276,660 549,561 11 256,347 248,484 498,831
12 386,367 386,367 772,725 12 268,403 259,468 527,871
13 320,378 317,040 637,418 13 247,476 232,819 480,357
  1. Present the data by age/sex in a compound divergent bar graph
  2. Comment on the distribution nature of children in schools and those in population

Answer / Solution

UNSOLVED

(2975) Question Category: Mathematical Calculation

Study carefully the following hypothetical data of marks obtained by students in a certain class and then answer the questions that follow:

A B C D E F G H I J K L M N
20 16 16 20 13 22 11 20 24 25 20 16 18 25

Find the folllowing

  1. Median
  2. Variance
  3. Standard deviation(S.D)
  4. Mode

 

Answer / Solution

UNSOLVED

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