Lo siento, solo necesito puntos
Solution: We are given:

We need to find the z value corresponding to probability 0.84, in order to find the how much money almost 84% of gamblers spent at casino.
Using the standard normal table, we have:

Now we will use the z score formula to find the required amount:





approximately
Therefore, almost 84% of gamblers spent more than $720 amount of money at this casino.
Using proportions, it is found that his DAILY RATE on that particular day is of Php 2,420
.
- This question is solved by proportions, using a <em>rule of three.</em>
- In a regular 8-hour day, Allen earns Php 1420. How much will he earn on a 14 hour day?
The <em>rule of three</em> is:
8 hours - Php 1420
14 hours - x
Applying cross multiplication:



The closest option is Php 2,420.
A similar problem is given at brainly.com/question/24372153
Answer:
<h2>x = -0.5</h2>
Step-by-step explanation:
