The number of litres of diesel purchased by 30 truck drivers at a petrol station is presented below (litres are rounded off to the nearest whole number). 82 64 55 50 49 96 88 44 77 52 59 68 74 78 88 98 75 54 57 56 64 66 80 65 68 84 72 71 97 (1) Draw a stem-and-leaf display for this data. (2) Organise the data into class intervals of your choice. 5) Calculate the actual mean and median for this data. (4) Calculate the interquartile range.
The number of litres of diesel purchased by 30 truck drivers at a petrol station is presented below (litres are rounded off to the nearest whole number). 82 64 55 50 49 96 88 44 77 52 59 68 74 78 88 98 75 54 57 56 64 66 80 65 68 84 72 71 97 (1) Draw a stem-and-leaf display for this data. (2) Organise the data into class intervals of your choice. 5) Calculate the actual mean and median for this data. (4) Calculate the interquartile range.
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter38: Achievement Review—section Three
Section: Chapter Questions
Problem 6AR
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Question
Transcribed Image Text:The number of litres of diesel purchased by 30 truck drivers at a petrol station is
presented below (litres are rounded off to the nearest whole number).
82
05
64
55
50
49
96
88
44
52
59
68
74
78
88
28
77
75
54
57
56
64
66
80
71
65
84
72
68
97
(1)
Draw a stem-and-leaf display for this data.
) Organise the data into class intervals of your choice.
(3)
Calculate the actual mean and median for this data.
(4)
Calculate the interquartile range.
(3)mean=60.27,median=59.5; (4)22
(3)mean=70.27,median=69.5; (4)23
(3)mean=60.27,median=69.5;(4)22
(3)mean=70.27,median=59.5; (4)23
Transcribed Image Text:06 *
a. If a polynomial f (x) is divided by 2x – 1, what is remainder?
-(a/2)*X-c
(a/2)*X+c
(a/2)*X-c
-(a/2)*X+c
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