Statistics students at a state college compiled the following two-way table from a sample of randomly selected students at their college:

 Males:

Play chess- 25

Don’t play chess- 162

Females:

Play chess- 19

Don’t play chess- 148

Answer the following questions about the table. Be sure to show any calculations.

a. How many students in total were surveyed?

b. How many of the students surveyed play chess? 

c. What question about the population of students at the state college would this table attempt to answer?

d. State Hºand Hª for the test related to this table.