Answer: payment B: 23 customers
plan B text: 13 customers
fraction form: 13/23
Step-by-step explanation:
In this scenario, the parameter is the sample proportion, which is of 0.7.
<h3>What is the parameter?</h3>
- When a hypothesis is tested, the parameter is the information obtained from the sample, mean or proportion.
- In this case, it is the <em>sample proportion</em>, which is the <u>number of desired outcomes divided by the number of total outcomes</u>.
She goes to the correct object in 70 of those 100 trials, hence:

The parameter is the sample proportion, which is of 0.7.
You can learn more about sample proportion at brainly.com/question/25868626
She is wrong she should have added 18 to both sides