/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q 1.8. In Exercises 1.7-1.12, classify ... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q 1.8. (page 7)

In Exercises 1.7-1.12, classify each of the studies as either descriptive or inferential. Explain your answers.

Professional Athlete Salaries. From the Statistical Abstract of the United States and the article "Average Salaries in the NBA, NFL, MLB and NHL" by J. Dorish, published on the Yahoo! Contributor Network, we obtained the following data on average professional athletes' salaries for the years 2005 and 2011.

Short Answer

Expert verified

The given study is descriptive.

Step by step solution

01

Step 1. Given information.

The given statement is:

The following data is obtained on average professional athletes' salaries for the years 2005 and 2011.

02

Step 2. Classify the given study as either descriptive or inferential.

The average salary in million dollars of professional players in baseball, basketball, and football for the years 2005 through 2011 are shown in the given table.

To put it another way, the average salaries for various sports have been organized and summarised.

As a result, we can classify the given study as descriptive.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Keno. In the game of keno, 20 balls are selected at random from 80 balls numbered 1-80. In Exercise 1.48 on page 16, you used simple random sampling to simulate one game of keno.

(a) Use systematic random sampling to obtain a sample of 20 of the 80 balls.

(b) Which method is easier: simple random sampling or systematic random sampling?

(c) Does it seem reasonable to use systematic random sampling to simulate one game of keno? Explain your answer.

In sampling, explain why obtaining a representative sample is important.

Leisure Activities and Dementia. An article appearing in the Los Angeles Timesdiscussed the study " Leisure Activities and the Risk of Dementia in the Elderly "(New England Journal of Medicine, Vol. 348, pp . 2508-2516 ) by J. Verghese et al. The article in the Times, titled "Crosswords Reduce Risk of Dementia," contained the following statement: " Elderly people who frequently read, do crossword puzzles, practice a musical instrument or play board games cut their risk of Alzheimer's and other forms of dementia by nearly two-thirds compared with people who seldom do such activities." Comment on the statement in quotes, keeping in mind the type of study for which causation can be reasonably inferred.

What is the acronym used for simple random sampling without replacement?

Ghost of Speciation Past. In the article, "Ghost of Speciation Past" (Nature, Vol. 435, pp. 29-31), T. Kocher looked at the origins of a diverse flock of cichlid fishes in the lakes of southeast Africa. Suppose that you wanted to select a sample from the hundreds of species of cichlid fishes that live in the lakes of southeast Africa. If you took a simple random sample from the species of each lake and combined all the simple random samples into one sample, which type of sampling design would you have used? Explain your answer.
See all solutions

Recommended explanations on Math Textbooks

Calculus

Read Explanation

Logic and Functions

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Discrete Mathematics

Read Explanation

Geometry

Read Explanation

Applied Mathematics

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.