Step 1: How are the smoking habits of students related to the smoking habits of

Question

Step 1: How are the smoking habits of students related to the smoking habits of their close family members? Here is a two-way table from a survey of male students in six secondary schools in Malaysia:

Fill in the following blanks:

a.     The percentage of students who smoke among those who have at least one close family member who smokes is _____. (Give your answer one decimal place.)

b.     The percentage of students who smoke among those who do not have any close family member who smokes is _____. (Give your answer as a whole number.)

Step 2:
True or false:

In this sample, the smoking habits of students are related to the smoking habits of their close family members.

True False Student Student smokes does not smoke 207 At least one close family member smokes 115 No close family member smokes 75 25

Explanation / Answer

From the given data,

a) The percentage of students who smoke among those who have at least one close family member who smokes is 115/ 322 = 0.35714 = 35.71%

b)  The percentage of students who smoke among those who do not have any close family member who smokes is is 25/100= 0.25 = 25%

c) TRUE

Student Smokes does not smokes Total At least one close 115 207 322 No Close 25 75 100 Total 140 282 422

Related Questions

Navigate

• Browse (All)
• Browse S
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.