b) The number of planes to arrive at the Dubai International Airport over N days were recorded and inputted into MINITAB for analysis. Exhibit 1 was subsequently generated. Exhibit 1 Stem-and-Leaf Display: No. of Arrival Leaf Unit = 1 N =* 2 01123 10 2 56899 ** 0001123 (***) 3 6666678888 12 4 01134 7 4 57789 2 5 00 NN3

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 31PPS
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b) The number of planes to arrive at the Dubai International Airport over N days were
recorded and inputted into MINITAB for analysis. Exhibit 1 was subsequently
generated.
Exhibit 1
Stem-and-Leaf Display: No. of Arrival
Leaf Unit
1
N =*
5
2
01123
10
2
56899
**
3
0001123
(*** )
3
6666678888
12
4
01134
7
4
57789
5
00
c) Using the stem and leaf diagram in Exhibit 1,
i. Form a frequency table by identifying the class intervals implicitly
Using the table created in 2ci) above,
1.
Calculate the sample mean
111.
Calculate the sample variance
Transcribed Image Text:b) The number of planes to arrive at the Dubai International Airport over N days were recorded and inputted into MINITAB for analysis. Exhibit 1 was subsequently generated. Exhibit 1 Stem-and-Leaf Display: No. of Arrival Leaf Unit 1 N =* 5 2 01123 10 2 56899 ** 3 0001123 (*** ) 3 6666678888 12 4 01134 7 4 57789 5 00 c) Using the stem and leaf diagram in Exhibit 1, i. Form a frequency table by identifying the class intervals implicitly Using the table created in 2ci) above, 1. Calculate the sample mean 111. Calculate the sample variance
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