Question

Use the table below, based on data from students enrolled in BMGT 230/230B this semester, to answer/complete parts a. through e.

Sex

Political Attitude Female Male

Very Conservative 20 2

Somewhat Conservative 62 25

Middle-of-the-Road 100 67

Somewhat Liberal 80 62

Very Liberal 11 21

a. Determine the probability a student selected at random is Conservative (meaning either Very Conservative or Somewhat Conservative).

b. Determine the probability a Male student selected at random is Conservative (meaning either Very Conservative or Somewhat Conservative).

c. Determine the probability a Female student selected at random is Conservative (meaning either Very Conservative or Somewhat Conservative).

d. Given your answers to Parts a, b, and c, are the two dimensions, Political Attitude and Sex, statistically independent?

e. Given your answer to Part d, are the Political Attitudes of Males and Females in the course generally Similar or Different?

Answer #1

The table below shows the number of male and female students
enrolled in nursing at a particular university for a recent
semester.
(a) Find the probability that a randomly selected student is
male, given that the student is a nursing major.
(b) Find the probability that a randomly selected student is a
nursing major, given that the student is male.
Nursing Majors
Non-nursing majors
Total
Males
97
1102
1199
Females
704
1664
2368
Total
801
2766
3567

The table below shows the number of male and female students
enrolled in nursing at a university for a certain semester. A
student is selected at random. Complete parts (a) through
(d).
Nursing majors
Non-nursing majors
Total
Males
9292
10141014
11061106
Females
700700
17211721
24212421
Total
792792
27352735
35273527
(a) Find the probability that the student is male or a nursing
major.
P(being male or being nursing
major)equals=nothing
(Round to the nearest thousandth as needed.)

(18 pts.) Below is a table of 200 adults who were asked to
identify their political affiliation and whether they
consider
themselves liberal, moderate or conservative. If one of these
voters is selected at random for a follow-up interview,
Democrat Republican Independent
Liberal. 50 6 8
Moderate 26 18 14
Conservative 16 56 6
a. Find the probability that the voter selected is a
Republican.
b. Find the probability that the voter selected is a Democrat
and self-identifies as liberal....

The table to the right shows the number of men and women, in
thousands, enrolled in degree-granting institutions in a certain
year. The men and women are categorized by their age groups.
Complete parts a) through f) below. Men Women 14 to 17 years old
19 13 18 and 19 years old 274 321 20 and 21 years old 290 451 22 to
24 years old 544 685 25 to 29 years old 432 826 30 to 34 years old...

1) Task 1
Based on your collected data on the survey of
assignment 1 fill the following table and then answer the questions
below
Weight
Male
Female
Total
Less than 65 Kg
5
8
13
Between 65 Kg and 70 kg
5
2
7
More than 70 kg
7
6
13
Total
17
16
33
If a student selected at random, find the probability
that:
Selected student is Male student ?
B. selected student weight is less than 65 kg...

A college student is curious about undergraduate ownership of
iPhones. She thinks that women might be more likely to own iPhones
than men. To study this question, she gets permission from the
human subjects committee to take a survey of students, then, with
help from the Registrar, gets a list of SIDs of all enrolled
undergraduate students. She shuffles the SIDs into a random order,
then selects the first 34 SIDs from the shuffled list. The
registrar sends email to...

1. A random number generator is used to select a number from 1
to
500 ?(inclusively).
What is the probability of selecting the number 595
?
What is the probability?
2.Identify the sample space of the probability experiment and
determine the number of outcomes in the sample space.
-Randomly choosing an even number between 10 and 20,
inclusive
The sample space is?
(Use a comma to separate answers)
There are _____ outcomes in the sample space
3. Determine the number...

Giving a test to a group of students, the grades and gender are
summarized below
A
B
C
Total
Male
2
3
5
10
Female
16
9
8
33
Total
18
12
13
43
If one student is chosen at random,
Find the probability that the student was female OR got an "B".
Round the solution to three decimal place
B)
A random sample of 116 statistics students were asked about
thier latest test score (pass or fail) and whether...

The table below shows a set of bivariate data: X and Y.
Calculate the covariance and correlation coefficients by
completing the below table, assuming sample data. Show all
workings. (Note: You can calculate the mean and standard deviation
of X & Y with Excel or your calculator; no working for their
calculation is required.)
X
Y
(X - X bar)
(Y - Y bar)
(X - X bar)(Y - Y bar)
5
5
-0.2
-0.6
0.12
2
3
-3.2
-2.6...

The data in the accompanying table is from a paper. Suppose that
the data resulted from classifying each person in a random sample
of 50 male students and each person in a random sample of 91 female
students at a particular college according to their response to a
question about whether they usually eat three meals a day or rarely
eat three meals a day.
Usually Eat
3 Meals a Day
Rarely Eat
3 Meals a Day
Male
26
24...

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