Answered: - Hello I was curious if you could help me check my answers and i

Hello I was curious if you could help me check my answers and i need help with part D.?

Problem 1) The following data was collected a four shopping mall parking lots on Thursday afternoon.

Each of them was obtained by using random sampling techniques.

Mall

Mall

Mall

Mall

1

2

3

4

Car

44

49

36

64

193

Minivan

21

15

18

13

67

Full Size Van

2

3

3

2

10

SUV

19

27

26

12

84

Truck

14

6

17

9

46

Total

100

100

100

100

400

Type of

Total

Vehicle

a)

What is the probability that a randomly chosen vehicle is a car?

0.4825

b)

What is the probability that a randomly chosen vehicle at Mall 4 is a car?

0.6400

c)

If a vehicle is a car, what is the chance that it is at Mall 4?

0.3316

d)

Are the events the vehicle is a car and the mall is Mall 4 independent based

on your answer to a), b) and c)?

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This question was answered on: Oct 07, 2020

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