FIRST TEST ON DESCRIPTIVE STATISTICS STA111 COMPUTER SCIENCE 2016/2017

KENPOLY PAST QUESTION - DESCRIPTIVE STATISTICS STA111 COMPUTER SCIENCE 2016/2017

First Test On Descriptive Statistics Sta111 Computer Science 2016/2017

FIRST TEST ON DESCRIPTIVE STATISTICS, 2016/2017 ACADEMIC SESSION  COURSE CODE/TITLE:                    STA 111:    DESCRIPTIVE STATISTICS LEVE

SECOND TEST ON DESCRIPTIVE STATISTICS STA111 COMPUTER SCIENCE 2016/2017
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ALGEBRA FOR SCIENCE (STP113) 2016/2017

FIRST TEST ON DESCRIPTIVE STATISTICS, 2016/2017 ACADEMIC SESSION

 COURSE CODE/TITLE:                    STA 111:    DESCRIPTIVE STATISTICS

LEVEL:                                               ND 1                                                   TIME: 50 Min.

INSTRUCTIONS:                           DO ALL

 

1(a)    Find the mean of the Set (16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56 and 60)  using the coding Method                                                                        (3 MKs)

(b)     Find the mean of the following frequency distribution using the coding method          (4 MKs)

X 2 7 12 17 22 27 32 37 42
F 4 6 8 10 12 14 16 20 32

 

  1. The table below shows the quantity (in pints) of blood donated by people from six different LGAs in Rivers State for 9 consecutive years. Produce the Component Bar Chart                                     (5 MKs)
LGA 2008 2009 2010 2011 2012 2013 2014 2015 2016
ONELGA 25 30 40 35 22 32 42 42 52
OBALGA 45 40 30 40 38 38 48 48 48
KELGA 35 45 30 35 42 42 42 52 48
EMOLGA 40 50 25 45 28 38 48 48 52
KHANA 24 35 35 50 35 30 40 45 25
GOKANA 30 50 20 25 45 40 40 40 22

 

  1. Given the table below, produce a frequency distribution table with 4 as Class Interval           (4 MKs)
138 164 150 132 144 125 149 157
146 158 140 147 136 148 152 144
168 126 138 176 163 119 154 165
146 173 142 147 135 153 140 135
161 145 135 142 150 156 142 128

 

  1. Given the distribution below:
Class 10 – 15.9 16 – 21.9 22 – 27.9 28 – 33.9
Frequency 1 3 7 4

Construct the corresponding histogram and frequency polygon on the same axes                    (4 MKs)

 

FIRST TEST DESCRIPTIVE STATISTICS STA111 COMPUTER SCIENCE 2016/2017
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OVERALL SCORE
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