Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Before 1918, approximately 55% of the wolves in the New Mexico and Arizona region were male, and 45% were female. However, cattle ranchers in this

Before 1918, approximately55%of the wolves in the New Mexico and Arizona region were male, and45%were female. However, cattle ranchers in this area have made a determined effort to exterminate wolves. From 1918 to the present, approximately70%of wolves in the region are male, and30%are female. Biologists suspect that male wolves are more likely than females to return to an area where the population has been greatly reduced. (Round your answers to three decimal places.)

(a) Before 1918, in a random sample of10wolves spotted in the region, what is the probability that7or more were male?

What is the probability that7or more were female?

What is the probability that fewer than4were female?

(b) For the period from 1918 to the present, in a random sample of10wolves spotted in the region, what is the probability that7or more were male?

What is the probability that7or more were female?

What is the probability that fewer than4were female?

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

Statistical Techniques in Business and Economics

Authors: Douglas A. Lind, William G Marchal

17th edition

1259666360, 978-1259666360

More Books

Students also viewed these Mathematics questions