BioE 339 Homework 6 Solutions
Problem I (P 167# 6.2.4)
A sample of 100 apparently normal adult males, 25 years old, had a mean
systolic blood pressure of 125. It is believed that the population standa
BioE339 Homework 11
Note:
(1) Students should finish this homework independently.
(2) Apply Microsoft Excel built-in functions and procedures in Data Analysis ToolPak for all the questions.
Data sets
BioE439 Homework 4 solution
Problem I (p108 #4.4.2, 10 points each)
Tubert-Bitter et al. (A-8) found that the number of serious gastrointestinal
reactions reported to the British Committee on Safety o
BioE339 HW8 solutions
Problem I (P 232# 7.2.2)
A study by Thienprasiddhi et al. (A-4) examined a sample of 16 subjects with open-angle glaucoma and
unilateral hemifield defects. The ages (years) of th
BioE339F15 HW4 SOLUTIONS
Problem I (P139 #5.3.2) ( 15 Points)
The study cited in Exercise 5.3.1 reported an estimated mean serum cholesterol
level of 183 for women aged 20-29 years. The estimated stan
BioE339F15 HW3 SOLNs
Note: show simple steps of your work. No credit will be given if you only write the final answer.
Also, include any excel or MATLAB code/commands you use. Double check the solutio
BioE339F15 HW8 SOLUTIONS
Problem I Fifteen specimens of human sera were tested comparatively for
tuberculin antibody by two methods. The logarithms of the titers obtained by the
two methods were as fo
Student Name (print): _
BioE339 Introduction to Biostatistics Midterm Exam 2
Nov. 5, 2015
*Note: write 10-step process for all hypothesis-testing questions. Report the closest range of p-value.
Q1. [2
BioE339F17 HW4
(Use Matlab to retrieve the probability values)
Problem I
Given a standard normal distribution, find the following probabilities and show the
corresponding area on the plot of the stand
BioE339F17 HW6
Note: Use 10-step hypothesis testing procedure for each problem. No credit
will be given for missing step(s).
Problem I 10pts
Nine laboratory animals were infected with a certain bacter
Problem I (10pts)
Roll a die 10 times. Let the X be the number of times seeing a number that is less than 3.
Use Matlab to generate the probability distribution function and curative distribution
func
BioE339F15HW5Solutions
DueThursdayOct22beginningofclass
Note:showsimplestepsofyourwork.Nocreditwillbegivenifyouonlygivethefinal
answer.WritedownreasonsforALLassumptions.Thisincludesapproximationsof
di
BioE339F15 HW6 SOLUTIONS
Problem I ( #7.2.5) (15 Points)
In a sample of 49 adolescents who served as the subjects in an immunologic
study, one variable of interest was the diameter of skin test reacti
BioE339F15 HW2 SOLUTIONS
Problem I
In how many ways can two mathematics and three biology books be selected
from eight mathematics and six biology books?
8
6
8!
6!
( )( )=
= 560.
2
3
6!2! 3!3!
Problem
HW 7 Analysis of Variance
Due NOV 19th Beginning of Class
Note: show simple steps of your work. No credit will be given if you only write the final answer. Also,
you MUST include either excel or MATLA
BioE339F17 HW5
Note: Please show your Matlab script and result if a problem is specified to solve using Matlab.
For other problems you can use Matlab as a calculator.
Problem I
1) (5pts) Define the fo
BioE339F17 HW4
(Use Matlab to retrieve the probability values)
Problem I
Given a standard normal distribution, find the following probabilities and show the
corresponding area on the plot of the stand
BioE339F17 HW1
Problem I (P17 #2) 6 pts
Explain what is meant by inferential Statistics.
Problem I (P17 #6) 24pts
For each of the following variables, indicate whether it is quantitative or qualitativ
Final exam review for BIOE339
Please note:
The final exam will focus on the contents in Chapter 8 and Chapter 9. However, the foundation
of various types of hypothesis testing procedures is based on t
BioE339F17 HW5
Note: Please show your Matlab script and result if a problem is specified to solve using Matlab.
For other problems you can use Matlab as a calculator.
Problem I
1) (5pts) Define the fo
BioE339F17 HW2
Problem I (8pts)
You are attending a medical conference in which you may choose 4 presentations to be
selected from among 8 lecturers. In how many different ways can one plan your day?
age
31
26
21
15
26
16
19
21
28
27
22
20
25
31
20
25
15
Column1
Mean
Standard Error
Median
Mode
Standard Deviation
Sample Variance
Kurtosis
Skewness
Range
Minimum
Maximum
Sum
Count
d.f.
F crit. .995
F
Homework 11 Questions
Brian Henry
-Question 1
Hypothesis:
Ho: t= l
Ha: t l
Test Statistic: t = [(xbar1-xbar2)-(1-2)]/sqrt(s12\n1-s22\n2)
Conclusion: Reject H0 because -22.3962<-1.660847. Because of th
BioE339 Homework 7 solutions
Problem I (P 202# 22) (50 points)
Determinations of saliva pH levels were made in two independent random samples
of seventh-grade schoolchildren. Sample A children were ca
BioE339 Homework 10
Problem I
The following scores represent a nurse's assessment (X) and a physician's
assessment (Y) of the condition of 10 patients at time of admission to a
trauma center.
X
Y
18
2
BioE439 Homework 1 solution
Problem I: (5 point each)
a. Qualitative - ordinal
b. Qualitative - nominal
c. Quantitative - ratio
d. Qualitative - nominal
e. Quantitative - ratio
f. Quantitative interva