What is the percentage of students who passed finite math

Reference no: EM133722740

Question 1) Think about your intended careeras an attorney. Research what your someone in your field makes today and what the typical annual income was in 1980.
Career:

2020 salary:

1980 salary:

Find the absolute change and then find the percentage change in the annual income. Round your answers to the nearest tenth if necessary.
a) Absolute change:

b) Percentage change:

c) What percent of the 1980 salary is the 2020 salary?

d) What percent of the 2020 salary is the1980 salary?

Question 2) A certain college class has 29juniors and 22seniors. Find the absolute difference and then find the relative difference as a percentage. Assume that juniorsis the compared value and that seniors is the reference value. Round answers to the nearest whole number.

a) Absolute difference:

b) Relative difference:

c) In what ways does the relative difference change if you let juniors be the reference value?

Question 3) Imagine that you are a bookstore owner, and you buy a book from the publisher for $20. In order to make a profit on the book, you charge your customers 50% more than what you paid for the book.
a) What is the price of the book? Show your work.

You notice that the book is not selling, so decide to you put a sale sign in the window and mark it down by 25%.
b) What is the sale price of the book?Show your work.

Homework 2

Show all work to receive credit.

Question 1) Table - Illustration of Positive Predicative Value of a Hypothetical Screening Test
Diseased Not Diseased Total
Test Positive 115 925 1,040
Test Negative 32 52,750 52,782
Column Totals 147 53,675 53,822

a) What percentage of those that have the disease tested negative?

b) What percentage of those that do not have the disease tested negative?

c) What percentage of those that have the disease tested positive?

d) What percentage of those that do not have the disease tested positive?

e) Looking at the chart above, how do you feel about getting tested for the disease? Do you think that the number of false-positives and/or false negatives would make you feel confident about your test results?

Question 2) Answer the questions below based on the chart:
Course Number of students enrolled in the fall Number of students who passed in the fall
Social Choice Math 370 270
Finite Math 600 420

a) What is the percentage of students who passed Social Choice Math?

b) What is the percentage of students who passed Finite Math?

c) Explain why it makes sense that the pass rate for Social Choice Math is higher, despite the fact that more students pass Finite Math.

Reference no: EM133722740

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