Department of Educational Foundations
Faculty of Education
National Open University of Nigeria
JANUARY/FEBRUARY, 2017_2 Examination
Course Code: EDU844
Course Title: Statistics for Educational Managers
Credit Unit: 2
Time: 2 hrs
Instruction: Answer question one and any other two
1. In Nigeria, the official Basic school age is 6. The length of Basic Schooling is 9 years with 6 years in primary school and 3 years in Junior Secondary School. This implies that all things being equal, a pupil will complete Basic school at the age of 14. According to Nigeria Population Census, Nigeria has a population of 182 million. Let assume that the population of ages 6 – 8 is said to be 950,000; 9 – 11 is 900,000, 12 – 14is 850,000; 15 – 17 is 800,000 and 18 – 20 is 750,000 in the Census with the uncertainty of the actual ages in the age groups.
a. Give three reasons that may lead to uncertainty in age groups?
b. What will you do to normalise the uncertainty?
c. What is the age group that will be in Junior Secondary School?
d. Present the accurate population figure for Junior Secondary School. Show all workings and use the following formula:
(30 Marks)
2. Grade-wise Enrolment of a State’s Primary School by Grade (Class) between 2010 and 2016
Year
Grade (Class)
Total
1
2
3
4
5
6
2010
19796
11291
11131
9995
98349
86793
62699
2011
11832
11363
11178
11106
9859
86791
64017
2012
11885
11421
11234
11041
9881
9688
64150
2013
11901
11500
11294
11087
9907
8715
64404
2014
12067
11609
11406
11183
9979
8772
65016
2015
12180
11768
11519
11291
9107
8860
64725
2016
12325
11844
11641
11368
9116
8934
65228
From the above Table, Calculate the:
a. Progression ratios and present your answers in a Table
(14 Marks)
b. Standard Progression ratio and present your answers in a Table
(6 Marks)
3. The following is data received from a State in Nigeria:
· Projected secondary school enrolment of 3,000,000 in 2019
· Student-Teacher Ratio is 35:1
· Current number of English Language teachers in the state is 40
· Total students’ weekly periods are440,000
· Total Teachers’ weekly periods are 800
From the Data above:
a. What is the total weekly periods of a teacher? (2 Marks)
b. Calculate the number of English Language Teachers that would be required in the state based on student-teacher ratio and workload
(10 Marks)
c. Explain the implications of the numbers of English Language Teachers’ requirement obtained in ‘a’using clear indicators for quality education (8 Marks)
4. a. Interpret the following notations as used when determining student flow
Rate.
(3 marks)
b. What is the purpose of determining wastage ratio in educational planning?
2 marks
c. Three students – Morgaji, Nnamdi and Umoru were given data to calculate the
wastage ratio of a school. The wastage ratio values presented by the students were 1.7, -1.80 and 1.0 respectively.
Analyse the implications of these values in education.
15 marks
5. Calculate the manpower demanded by St. Savour Secondary School in year 2021 if:
the summation of the Secondary School manpower needs in year 2021 is 60,000
Projected Retirement = 5,000
Projected Deaths = 2,500
Formula: Mr = Lpt – (Rpt + Dpt), where i = 1,2,3,4,…n
You can get the exam summary answers for this course from 08039407882
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