Abirthday party host planned for 20 people, but 17 actually attended. what is the percent error?

Step-by-step explanation:

Givens

The percentage error can be found with the following formula:

Where refers to the expected quantity and refers to the quantity in the experiment when it happens.

So, in this case, we can deduct that the true value is 20 and the observed value is 17. Replacing them, we have

Therefore, the percentage error is 15%.

describing distributions is one of the key skills you’ll need to earn a high score on the ap statistics exam. if you need proof of this, just flip through some past exam questions, which can be found at the collegeboard website. you’ll notice that the first free response question is almost always a question requiring you to look at a graph and describe it.

step-by-step explanation: just trying to get points sorry : (

2x^2+5x+17

your welcome. : )