Probability and Orders from Restaurants

The video tutorial explains how to calculate the probability of selecting a drive-through order that is not from restaurant A using a given data table. It covers summing data columns and rows, understanding probability concepts, and applying formulas to find the probability of an event and its complement.

What is the main objective of the problem discussed in the video?

• To list all the fast food chains.

• To find the total number of orders.

• To calculate the probability of getting food from restaurant A.

• To determine the probability of getting food that is not from restaurant A.

What is the first step in solving the problem?

• Ignoring restaurant A.

• Calculating the probability directly.

• Listing all restaurants.

• Finding the total of each column.

How many total orders are there across all restaurants?

• 373

• 139

• 1113

• 974

What is the total number of orders from restaurant A?

• 330

• 373

• 265

• 145

What is the total number of orders that are not accurate?

• 974

• 373

• 1113

• 139

Which restaurant has the least number of orders?

• Restaurant D

• Restaurant C

• Restaurant B

• Restaurant A

What is the total number of orders from restaurant B?

• 330

• 145

• 265

• 373

What is the total number of orders from restaurant C?

• 373

• 330

• 145

• 265

What is the total number of orders from restaurant D?

• 330

• 265

• 373

• 145

What is the probability formula used in the video?

• s / n

• s * n

• s - n

• s + n