NATIONAL BOARD FOR TECHNICEAL
EDUCATION (NBTE)
COURSE MATERIAL
FOR
Course Code & Title: COM 114 STATISTICS FOR
COMPUTING
Programme: NATIONAL DIPLOMA IN
COMPUTER SCIENCE
i
, COPYRIGHT PAGE
© 2021 National Board for Technical Education. Kaduna, Nigeria
All rights reserved. No part of this publication may be reproduced in any form or
by any means, electronic, mechanical, photocopying, recording or otherwise
without the prior permission of the Executive Secretary National Board for
Technical Education, Kaduna, Nigeria.
First published 2021 in Nigeria.
ISBN: XXXXXXXXXX
Published and printed in Nigeria by:
Gamji Press & Publishers Ltd,
Kaduna, Nigeria.
Tel: +234 XXXXXXXXXXXXX
E-mail: XXXXXXXXXXXXXX
ii
, COURSE WRITER/DEVELOPER
Subject Matter Expert Oboyi Godwin Anthony
Damisa Abdullahi Jemilu
Subject Matter Reviewer Dr. Sikiru Abdulaziz
Language Reviewer Adamu Hassan
Instructional Designers Dr Fatima S. Kabir
Graphics Abubakar Balarabe
Editor Prof Hassan Zoaka
Dr. Ajoge Naseer Sanni
iii
, Table of Contents
COPYRIGHT PAGE ....................................................................................... Error! Bookmark not defined.
COURSE WRITER/DEVELOPER ................................................................................................................. iii
TABLE OF CONTENTS .................................................................................. Error! Bookmark not defined.
COURSE STUDY GUIDE ............................................................................................................................ vi
i. Course Information ..................................................................................................................... vi
ii Course Introduction and Description ........................................................................................... vi
iii Course Prerequisite:................................................................................................................... vii
iv Course Books ............................................................................................................................. vii
v Course Outcomes....................................................................................................................... vii
vi Activities to Meet Course Objectives .......................................................................................... vii
vii Time (To Complete Syllabus/Course)..........................................................................................viii
viii Grading Scale: ............................................................................................................................viii
xi Feedback .................................................................................................................................... ix
COURSE STRUCTURE AND OUTLINE ......................................................................................................... 1
COURSE MODULES .................................................................................................................................. 4
MODULE 1 .............................................................................................................................................. 6
Study Session 1 ................................................................................................................................ 6
Study Section 2 .............................................................................................................................. 23
MODULE 2 ............................................................................................................................................ 27
Study Session 1 ............................................................................................................................... 28
Study Section 2 .............................................................................................................................. 44
MODULE 3 ............................................................................................................................................ 53
Study Section1 ............................................................................................................................... 53
Study Session 2 .............................................................................................................................. 59
STUDY MODEL 4 ................................................................................................................................... 65
Contents: ........................................................................................................................................... 65
Study Session 1 .............................................................................................................................. 65
Study Session 2 .............................................................................................................................. 74
STUDY MODEL 5 ................................................................................................................................... 83
Study Session 1 .............................................................................................................................. 83
STUDY MODEL 6 ................................................................................................................................... 94
Study Session 1 .............................................................................................................................. 94
Study Session 2 .............................................................................................................................. 99
STUDY MODEL 7 ................................................................................................................................. 103
Study Session 1 ............................................................................................................................ 103
Study Session 2 ............................................................................................................................ 107
iv
EDUCATION (NBTE)
COURSE MATERIAL
FOR
Course Code & Title: COM 114 STATISTICS FOR
COMPUTING
Programme: NATIONAL DIPLOMA IN
COMPUTER SCIENCE
i
, COPYRIGHT PAGE
© 2021 National Board for Technical Education. Kaduna, Nigeria
All rights reserved. No part of this publication may be reproduced in any form or
by any means, electronic, mechanical, photocopying, recording or otherwise
without the prior permission of the Executive Secretary National Board for
Technical Education, Kaduna, Nigeria.
First published 2021 in Nigeria.
ISBN: XXXXXXXXXX
Published and printed in Nigeria by:
Gamji Press & Publishers Ltd,
Kaduna, Nigeria.
Tel: +234 XXXXXXXXXXXXX
E-mail: XXXXXXXXXXXXXX
ii
, COURSE WRITER/DEVELOPER
Subject Matter Expert Oboyi Godwin Anthony
Damisa Abdullahi Jemilu
Subject Matter Reviewer Dr. Sikiru Abdulaziz
Language Reviewer Adamu Hassan
Instructional Designers Dr Fatima S. Kabir
Graphics Abubakar Balarabe
Editor Prof Hassan Zoaka
Dr. Ajoge Naseer Sanni
iii
, Table of Contents
COPYRIGHT PAGE ....................................................................................... Error! Bookmark not defined.
COURSE WRITER/DEVELOPER ................................................................................................................. iii
TABLE OF CONTENTS .................................................................................. Error! Bookmark not defined.
COURSE STUDY GUIDE ............................................................................................................................ vi
i. Course Information ..................................................................................................................... vi
ii Course Introduction and Description ........................................................................................... vi
iii Course Prerequisite:................................................................................................................... vii
iv Course Books ............................................................................................................................. vii
v Course Outcomes....................................................................................................................... vii
vi Activities to Meet Course Objectives .......................................................................................... vii
vii Time (To Complete Syllabus/Course)..........................................................................................viii
viii Grading Scale: ............................................................................................................................viii
xi Feedback .................................................................................................................................... ix
COURSE STRUCTURE AND OUTLINE ......................................................................................................... 1
COURSE MODULES .................................................................................................................................. 4
MODULE 1 .............................................................................................................................................. 6
Study Session 1 ................................................................................................................................ 6
Study Section 2 .............................................................................................................................. 23
MODULE 2 ............................................................................................................................................ 27
Study Session 1 ............................................................................................................................... 28
Study Section 2 .............................................................................................................................. 44
MODULE 3 ............................................................................................................................................ 53
Study Section1 ............................................................................................................................... 53
Study Session 2 .............................................................................................................................. 59
STUDY MODEL 4 ................................................................................................................................... 65
Contents: ........................................................................................................................................... 65
Study Session 1 .............................................................................................................................. 65
Study Session 2 .............................................................................................................................. 74
STUDY MODEL 5 ................................................................................................................................... 83
Study Session 1 .............................................................................................................................. 83
STUDY MODEL 6 ................................................................................................................................... 94
Study Session 1 .............................................................................................................................. 94
Study Session 2 .............................................................................................................................. 99
STUDY MODEL 7 ................................................................................................................................. 103
Study Session 1 ............................................................................................................................ 103
Study Session 2 ............................................................................................................................ 107
iv
