Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

1. A group of students were asked if they carry a credit card. The responses are listed in the table. Fill in the total cells

1. A group of students were asked if they carry a credit card. The responses are listed in the table. Fill in the total cells on your own paper and then answer the question below.

Class Credit Card Carrier Not a Credit Card Carrier Total
Freshman 53 39
Sophomore 31 54
Total

If a student is selected at random, what is the probability that he or she owns a credit card given that the student is a freshman?

Round your answer to three decimal places.

2. The correlation between high school GPA (x) and freshman college GPA (y) for a sample of 200 university students was measured to have a regression equation of y = 0.4 + 1.0x.

What is the predicted freshman college GPA for someone with a high school GPA of 2.0? Round your answer to the nearest tenth.

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

A First Course in Differential Equations with Modeling Applications

Authors: Dennis G. Zill

11th edition

1305965728, 978-1305965720

More Books

Students also viewed these Mathematics questions

Question

=+1. Which of the given are Actions and which are States of Nature?

Answered: 1 week ago

Question

=+e) Do you think this difference is meaningful? Explain.

Answered: 1 week ago