Answer:
Step-by-step explanation:
<u>Given equation:</u>
<u>As per equation we can see that:</u>
- y - total cost
- x - number of lessons
- 30 - cost per lesson
- 25 - registration fee
Answer:
And we can find the probability with this difference and using the normal standard table:
Step-by-step explanation:
Let X the random variable that represent the wages, and for this case we know the distribution for X is given by:
Where and
We want to find this probability:
And we can use the z score formula given by:
Using this formula we have:
And we can find the probability with this difference and using the normal standard table:
Answer:
Hope this will help you(ʘᴗʘ✿)
Step-by-step explanation: