One hundred students were surveyed about their preference between iPhone and Android. The following table displays the data for the sample of students who responded to the survey. Satu tinjauan telah dijalankan ke atas seratus orang pelajar mengenai pilihan mereka di antara iPhone atau Android. Jadual berikut memaparkan data untuk sampel pelajar yang menjawab tinjauan tersebut. Preference Male (M) Female (F) Total Pilihan Lelaki (M) Perempuan (F) Jиmlah iPhone (I) iPhone (I) 12 20 32 Android (A) 34 24 58 Android (A) No preference (N) Tiada keutamaan (N) 4 10 Total 50 50 100 Jumlah

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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If two students are selected at random without replacement, find the probability that at
least one of the students prefers an iPhone.
[*Hint: Draw a tree diagram and let I be an event such that a student prefers an iPhone
and let I be an event such a student does not prefer an iPhone]
Transcribed Image Text:If two students are selected at random without replacement, find the probability that at least one of the students prefers an iPhone. [*Hint: Draw a tree diagram and let I be an event such that a student prefers an iPhone and let I be an event such a student does not prefer an iPhone]
One hundred students were surveyed about their preference between iPhone and Android. The
following table displays the data for the sample of students who responded to the survey.
Satu tinjauan telah dijalankan ke atas seratus orang pelajar mengenai pilihan mereka di
antara iPhone atau Android. Jadual berikut memaparkan data untuk sampel pelajar yang
menjawab tinjauan tersebut.
Preference
Male (M)
Female (F)
Total
Pilihan
Lelaki (M)
Perempuan (F)
Jиmlah
iPhone (I)
12
20
32
iPhone (I)
Android (A)
34
24
58
Android (A)
No preference (N)
Tiada keutamaan (N)
4
10
Total
50
50
100
Jиmlah
Transcribed Image Text:One hundred students were surveyed about their preference between iPhone and Android. The following table displays the data for the sample of students who responded to the survey. Satu tinjauan telah dijalankan ke atas seratus orang pelajar mengenai pilihan mereka di antara iPhone atau Android. Jadual berikut memaparkan data untuk sampel pelajar yang menjawab tinjauan tersebut. Preference Male (M) Female (F) Total Pilihan Lelaki (M) Perempuan (F) Jиmlah iPhone (I) 12 20 32 iPhone (I) Android (A) 34 24 58 Android (A) No preference (N) Tiada keutamaan (N) 4 10 Total 50 50 100 Jиmlah
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