Tag: all form four past paper

QUESTION ONE

Data in the following table show the enrolment of form one student at mji mpya secondary school from 2006 to 2010. Carefully study  them and answer the questions that follow

year	2006	2007	2008	2009	2010
Number of students	220	200	150	180	205

(a)    Present the data by using a simple bar graph

(b)   Comment on the trend of enrolment

(c)  Explain the advantages of the methods used in (a) above

QUESTION TWO

State the difference between the following types of data

(a) Discrete and continuous

(b)   Single and grouped

QUESTION THREE

Read carefully the hypothetical data presented below and then answer the questions that follow. Cash crops production in Tanzania in ‘000’ tons

Year	Types of cash crops
coffee	cotton	tea
1990	200	100	300
1991	150	130	200
1992	120	100	100

(a)    Represent data above using a compound bar graph

(b) How the compound bar graph is of value to you? Give three points

(c)  Comment on the trend of production as observed from the graph

QUESTION FOUR

Read carefully the climatic data for station A presented in the table and answer the question that follow

month	J	F	M	A	M	J	J	A	S	O	N	D
Temperature in 0C	26.6	26.6	26.6	26.6	26.6	26.6	27.7	27.7	28.3	28.3	27.7	27.7
Rainfall in mm	233	228	244	215	118	91	36	36	51	104	140	196

  I. Describe the climatic condition of station A      

II.      Name any two countries in the great lakes of East Africa that experience this type of climatic condition    

III.  Present the data graphically

QUESTION FIVE

Study the following data showing the production of Irish potatoes  in thousands (‘000’) tonnes in three villages in Tanzania from 2000 to 2002 then answer the question that follows

year	Potato production
sunga	mwalugulu	Mpera
2000	20	15	5
2001	40	15	10
2002	50	20	10

(a)  Construct a compound bar graph to show the production of Irish potatoes in the three villages

(b)   Give three advantages and two disadvantages of the compound bar graph

(c) Suggest any other three methods which could be used to present the data provided in the table

QUESTION SIX

Classify the nature of geographical data      

II.   The geography teacher of mtakuja secondary school obtained the following scores after marking the annual examinations of his students; 36,43,48,68,70,19,49,30,51,18,51,58,72,51,61,41,51,26

a)  Find the median of the score

b)  Calculate the arithmetic mean

c)  Determine the mode of the score    

III.   Show the significance of the arithmetic mean in geographic data

QUESTION SEVEN

Carefully study the hypothetical data provided below showing the exports of crops from Tanzania. The exports of crops in tonnes

Year	cloves	sisal	Cotton
1990	4000	3500	7000
1991	2500	2000	4500
1992	3500	1500	6000
1993	6000	1000	8500
1994	6500	1500	9000

(a)    Present the data using compound bar graph (b)   Explain two advantages and disadvantages of compound bar graph

QUESTION EIGHT

(a)    Explain the meaning of standard deviation

(b)   Study the following data showing the age of primary school pupils at tumaini primary school and answer the question that follow; 15,8,7,6,12,5,14 and 13

I.     Determine the range and median of the age of students

II.  Calculate the standard deviation

QUESTION NINE

The table below shows agricultural production in Tanzania from 2000 to 2003 in thousands (‘000’) tons

CROPS	2000	2001	2002	2003
MAIZE	65	35	60	70
TOBACCO	25	30	20	25
COFFEE	50	60	45	45

(a)    Present the data by using grouped bar graph (b)   Comment on the nature of production  

READ MORE

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