A beach community on a barrier island has three real estate companies that list

Question

A beach community on a barrier island has three real estate companies that list rental properties by location which are classified as? ocean-front, beach-block, or? mid-island. The following contingency table shows the number of properties listed by each company along with their location. What is the expected number for company B at? Beach-block?

Company

Location

A

B

C

?Ocean-front

16

?????????10

12

?Beach-block

10

29

10

?Mid-island

24

15

14

A.

10.8

B.

16.2

C.

15

D.

18.9

Company

Location

A

B

C

?Ocean-front

16

?????????10

12

?Beach-block

10

29

10

?Mid-island

24

15

14

Explanation / Answer

here from above :

as expected value =row total*column total/grand total =49*54/140= 18.9

option D is correct

A B C Total ocean front 16 10 12 38 Beach Block 10 29 10 49 Mid island 24 15 14 53 Total 50 54 36 140

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