As part of a pilot study aimed at determining the daily consumption of water (in litres) across selected suburbs Johannesburg, Johannesburg Water SOC Ltd (JW), a municipal entity, collected the sample data shown in Table 1 belo Cumulative frequency Class (L) 100 < 150 150 < 200 200 < 250 250 < 300 300 < 350 350 < 400 Total Frequency, f Midpoint, w 40 W 130 X 75 35 Σf 125 175 225 275 325 375 fm 5 000 17 850 29 250 Y 24 375 13 125 Σfm fm² 625 000 3 123 750 6 581 250 Z 7 921 875 4 921 875 Σfm² 40 ? 272 ? 465 500
As part of a pilot study aimed at determining the daily consumption of water (in litres) across selected suburbs Johannesburg, Johannesburg Water SOC Ltd (JW), a municipal entity, collected the sample data shown in Table 1 belo Cumulative frequency Class (L) 100 < 150 150 < 200 200 < 250 250 < 300 300 < 350 350 < 400 Total Frequency, f Midpoint, w 40 W 130 X 75 35 Σf 125 175 225 275 325 375 fm 5 000 17 850 29 250 Y 24 375 13 125 Σfm fm² 625 000 3 123 750 6 581 250 Z 7 921 875 4 921 875 Σfm² 40 ? 272 ? 465 500
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Question
Question 1
Determine the missing values represented by W, X, Y, and Z.
A W = 118; X = 102; Y = 35 450 and Z = 6 923 750
B W = 102; X = 118; Y = 32 450 and Z = 8 923 750
C W = 105; X = 115; Y = 32 450 and Z = 8 923 750
D W = 102; X = 118; Y = 37 450 and Z = 6 923 750
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