The probability distribution of number of televisions per household in a small townx0123 ​P(x)0.050.050.150.150.250.250.550.55Find probability of randomly selecting a household that has one or two televisions find the probability of randomly slecting a household that has two or more televisionsFind the probability of randomly selecting a household that has between one and three televisions find the probability of randomly asking a household that has at most two televisions  I need answers to all questions please

Question
Asked Nov 25, 2019
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The probability distribution of number of televisions per household in a small town
x
0
1
2
3
 
​P(x)
0.050.05
0.150.15
0.250.25
0.550.55

Find probability of randomly selecting a household that has one or two televisions

 

find the probability of randomly slecting a household that has two or more televisions

Find the probability of randomly selecting a household that has between one and three televisions

 

find the probability of randomly asking a household that has at most two televisions 

 

I need answers to all questions please 

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Expert Answer

Step 1

Given probability distribution is as follows:

X
0
1
2
0.15 0.25 0.55
P(x) 0.05
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X 0 1 2 0.15 0.25 0.55 P(x) 0.05

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Step 2

The probability of selecting a household that has one or two televisions is calculated as follows:

P(lor 2 televisions) = P(1) + P (2)
0.15 0.25
=0.40
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P(lor 2 televisions) = P(1) + P (2) 0.15 0.25 =0.40

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Step 3

The probability of selecting a household that has two...

P(2 or more televisions)= P(2)+P (3)
=0.25 0.55
= 0.80
help_outline

Image Transcriptionclose

P(2 or more televisions)= P(2)+P (3) =0.25 0.55 = 0.80

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