Use the following table to answer the following questions. After analy

aidmoon2x

aidmoon2x

Answered question

2021-12-04

Use the following table to answer the following questions. After analyzing sales data, the owner of a mobile phone store produced the following joint probability distribution of the number of Xenia phones (X) and Yella phones (Y) sold daily.
Xenia Phone Daily SalesYella Phones Daily Sales1210.40.120.30.2
Which phone is more likely to have two sales in a day?
1) the brands are equally likely to have two sales in a day
2) Xenia
3) you cannot determine this from the provided data
4) Yella

Answer & Explanation

memomzungup4

memomzungup4

Beginner2021-12-05Added 14 answers

Given
The probability of two sales of Yella phones is
p1=0.3+0.2=0.5
The probability of two sales of Xenia phones is
p2=0.1+0.2=0.3
Answer
Option 4) is correct.
As the probability of two sales of Xenia phones is less than that of Yella phones

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