/*! 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 R1.1. Hit movies According to the Inte... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q R1.1. (page 75)

Hit movies According to the Internet Movie Database, Avatar is tops based on box office sales worldwide. The following table displays data on several popular movies.

(a) What individuals does this data set describe?

(b) Clearly identify each of the variables. Which are quantitative? In what units do you think they are measured?

(c) Describe the individual in the highlighted row.

  • Make a bar graph of the distribution of a categorical variable

or, in general, compare related quantities.

  • Recognize when a pie chart can and cannot be used.

Short Answer

Expert verified

Part (a) INDIVIDUALS = Movies (The Dark Knight, Avatar, Pirates of the Caribbean, Titanic, Lord of the Rings)

Part (b) QUANTITATIVE VARIABLES = Box office, time (in minutes).

Part (c) The person in the highlighted segment is the Avatar movie.

Step by step solution

01

Part (a) Step 1: Given information

Individuals are the items that a piece of data describes. Individuals can be humans, animals, or inanimate objects. Individuals are Movies in this database, which is about Movies.

MoviesYearRatingTimeGenreBox office
Avatar2009PG-13
162Action2714767458
Titanic1997PG-13
194Drama1835300000
The lord of the rings: The return of the king2003PG-13
201Action1129219252
Dead Man's chest2006PG-13
151Action1060332628
The dark knight2008PG-13
152Action1001921825
02

Part (a) Step 2: Concept

Data Analysis, Statistics, and Probability introduce statistics as a problem-solving process.

03

Part (a) Step 3: Explanation

Individuals are the objects that the data collection represents.

INDIVIDUALS = Movies (The Dark Knight, Avatar, Pirates of the Caribbean, Titanic, Lord of the Rings)

04

Part (b) Step 1: Explanation

The things being tested are the variables.

VARIABLES = title, genre, box office, year, time, and rating of the film

Categorical variables classify entities, whereas a numerical variable is a quantitative variable.

CATEGORICAL VARIABLES = Order, Genre, Film, Year, etc.

BOX OFFICE, TIME = QUANTITATIVE VARIABLES (in minutes).

05

Part (c) Step 1: Explanation

Bar chart for different categorical data.

The character in the highlighted portion is from the film Avatar.

The film was released in 2009.

The film has a PG-13 rating.

The movie is 162 minutes long.

The film is an action thriller.

The film grossed $2,714,767,458 at the box office.

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

Smoking by students and parents Refer to Exercise 20. Calculate three conditional distributions of students鈥� smoking behavior: one for each of the three parental smoking categories. Describe the relationship between the smoking behaviors of students and their parents in a few sentences.

Medical study variables Data from a medical study contain values of many variables for each of the people who were the subjects of the study. Here are some of the variables recorded: gender (female or male) age (years) race (Asian, black, white, or other); smoker (yes or no) systolic blood pressure (millimetres of mercury) level of calcium in the blood (micrograms per millilitre).

Identify each as categorical or quantitative.

The histogram below shows the distribution of the per cent of women aged 15 and over who have never married in each of the 50 states and the District of Columbia.

The center of this distribution is in the interval

(a) 22%to 24%

(b) 24%to 26%

(c)26%to28%

(d) 28%to 30%

(e)36%to 38%

The National Survey of Adolescent Health interviewed several thousand teens (grades7to 12). One question asked was 鈥淲hat do you think are the chances you will be married in the next ten years?鈥� Here is a two-way table of the responses by gender:

What percent of those who thought they were almost certain to be married were female?

(a) About 16%(c) About 40% (e) About 61%

(b) About 24% (d) About 45%

A study in Sweden looked at former elite soccer players, people who had played soccer but not at the elite level, and people of the same age who did not play soccer. Here is a two-way table that classifies these individuals by whether or not they had arthritis of the hip or knee by their mid-fifties:

(a) What percent of the people in this study were elite soccer players? What percent had arthritis?

(b) What percent of the elite soccer players had arthritis? What percent of those who had arthritis were elite soccer players?
See all solutions

Recommended explanations on Math Textbooks

Geometry

Read Explanation

Pure Maths

Read Explanation

Discrete Mathematics

Read Explanation

Mechanics Maths

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Probability and Statistics

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.