Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Researchers in a certain country investigated how having daughters influences voting on women's issues by members of the federal government. The researchers use voting

image text in transcribed

Researchers in a certain country investigated how having daughters influences voting on women's issues by members of the federal government. The researchers use voting records of each member of the federal government to compute an index score, where higher scores indicate more favorable voting for women's rights. The researchers modeled the index score (y) as a function of the number of daughters (x) a voting member has. Data collected for the 425 members of the federal government last year were used to fit the straight-line model, E(y) Bo+Bx. Complete parts a through c below. a. If it is true that having daughters influences voting on women's issues, will the sign of be positive or negative? Explain. Positive, because if the claim is true, then index score would increase as the number of daughters increases. b. The following statistics were reported in the article: =0.21 and s=0.71. Find a 95% confidence interval for B. B A 95% confidence interval is (. (Round to three decimal places as needed.)

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

Introduction to graph theory

Authors: Douglas B. West

2nd edition

131437372, 978-0131437371

More Books

Students also viewed these Mathematics questions

Question

use the least-squares regression line to make predictions.

Answered: 1 week ago