## (Answered)-I need help with the first page, I want to be taught how to find

I need help with the first page, I want to be taught how to find the probability of all of this stuff. Thank you!

College of Public Health and Human Sciences

H220: Introduction To Health Data Analysis

Spring 2016

Instructor: Harold Bae, PhD, MS (Assistant Professor, Biostatistics)

TA: Erin Buth

Score: ______ / 20

Due Date: May. 3, 2015

Homework 5

1.

Among coffee drinkers, men drink a mean of 2.5 cups per day with a standard deviation of 0.5

cups. Assume the number of drinking per day follows a normal distribution.

a. What is the probability that a man drinks less than 3.5 cups per day? (3pt)

b. What is the probability that a man drinks more than 3.5 cups per day? (3pt)

c. What is the probability that a man drinks less than 2 cups per day? (3pt)

d. If the top 5% of coffee drinkers are considered heavy coffee drinkers, what is the minimum

number of cups consumed by a heavy coffee drinker? (3pt)

2.

Diastolic blood pressures are assumed to follow a normal distribution with a mean of 85 and a

standard deviation of 12. What is the probability that a randomly selected individual has a diastolic

blood pressure less than 90? (3pt)

1

College of Public Health and Human Sciences

H220: Introduction To Health Data Analysis

Spring 2016

Instructor: Harold Bae, PhD, MS (Assistant Professor, Biostatistics)

TA: Erin Buth

3.

If you agree with the following statements, please print your name below: (5 pts)

Name:_________________________________________________________________________

I understand that the midterm exam will take place in ILLC 155 (regular classroom) from

10am to 11:20am (80 minutes) on May 5, 2016.

I promise to abide by the OSU Student Conduct Code.

I understand that this homework assignment is due May 3, 2016 (next Tuesday).

2

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