A Saudi hospital investigated the possible ways of defining Hypertension in a local population. The collected data are the following:
Females n1= 739
Males n2= 1257
Sample proportion = 16 females
Sample proportion = 22 males
a)What is the proportion of females with hypertension?
b)What is the proportion of males with hypertension?
c)What is the proportion of patients suffering from hypertension?
Exercise 2
A group of students in a biostatistics class were asked to rate how fearful they were of exams, using a scale from 0 (absolutely no fear) to 10 (extreme fear).Here are the data:
Exam Phobia level
Frequency
5
1
7
2
10
1
Total
4
For these 4 scores, compute the mean, median, mode, range, sample variance, and sample standard deviation.
Y
(Y-M)
(Y-M)2
5
-2.25
5.0625
7
-0.25
.0625
7
-0.25
.0625
10
2.75
7.5625
Exercise 3:
Create a PowerPoint presentation with 3-5 slides explaining a biostatistics concept of your choice (from the chapters 1 to 10)
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