Use the spinner shown. It is equally probable that the pointer will land on any one of the six regions. If the pointer lands on a borderline, spin again. If the pointer is spun twice, find the probability that it will land on green and then green. Q Find the probability that the spinner will land on green and then green. The probability is (Type an integer or a simplified fraction.)

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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**Spinner Probability Exercise**

*Description:*

The image shows a spinner divided into six equal sections, each labeled with a color: Red, Yellow, and Green. The sections are arranged as follows: Green, Red, Yellow, Green, Red, and Yellow.

*Instructions:*

Use the spinner shown. It is equally probable that the pointer will land on any one of the six regions. If the pointer lands on a borderline, spin again. If the pointer is spun twice, find the probability that it will land on green and then green.

*Task:*

Find the probability that the spinner will land on green and then green.

*Solution Steps:*

1. **Calculate the Probability for the First Spin**:  
   The spinner has two green sections out of six total sections. Therefore, the probability that the pointer will land on green during the first spin is \( \frac{2}{6} \) or \( \frac{1}{3} \).

2. **Calculate the Probability for the Second Spin**:  
   Assuming the pointer lands on green in the first spin, the probability that it will land on green again during the second spin is also \( \frac{1}{3} \), as each spin is an independent event.

3. **Combine Probabilities**:
   To find the total probability for both events (landing on green twice in a row), multiply the probabilities of each independent event:
   \[
   \frac{1}{3} \times \frac{1}{3} = \frac{1}{9}
   \]

*Answer:*  
The probability is \( \frac{1}{9} \).

(Type your answer as an integer or a simplified fraction.)
Transcribed Image Text:**Spinner Probability Exercise** *Description:* The image shows a spinner divided into six equal sections, each labeled with a color: Red, Yellow, and Green. The sections are arranged as follows: Green, Red, Yellow, Green, Red, and Yellow. *Instructions:* Use the spinner shown. It is equally probable that the pointer will land on any one of the six regions. If the pointer lands on a borderline, spin again. If the pointer is spun twice, find the probability that it will land on green and then green. *Task:* Find the probability that the spinner will land on green and then green. *Solution Steps:* 1. **Calculate the Probability for the First Spin**: The spinner has two green sections out of six total sections. Therefore, the probability that the pointer will land on green during the first spin is \( \frac{2}{6} \) or \( \frac{1}{3} \). 2. **Calculate the Probability for the Second Spin**: Assuming the pointer lands on green in the first spin, the probability that it will land on green again during the second spin is also \( \frac{1}{3} \), as each spin is an independent event. 3. **Combine Probabilities**: To find the total probability for both events (landing on green twice in a row), multiply the probabilities of each independent event: \[ \frac{1}{3} \times \frac{1}{3} = \frac{1}{9} \] *Answer:* The probability is \( \frac{1}{9} \). (Type your answer as an integer or a simplified fraction.)
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