Question: Newspaper circulation data analysis (5 points):

Listed below is the average daily circulation for the 50 U. S. newspapers with the largest circulation.

a. Find the mean, median, Q1, and Q3.

b. Find the 15th and the 90th percentiles.

c. Find the coefficient of skewness and interpret the result.

d. Develop a box plot and interpret the result.

Newspaper Circulation

Wall Street Journal (New York, N.Y.) 1,740,450

USA Today (Arlington, Va.) 1,653,428

Times (Los Angeles) 1,067,540

Times (New York, N.Y.) 1,066,658

Post (Washington, D.C.) 759,122

Daily News (New York, N.Y.) 723,143

Tribune (Chicago) 673,508

Newsday (Long Island, N.Y.) 572,444

Chronicle (Houston) 550,763

Sun-Times (Chicago) 485,666

Morning News (Dallas) 479,863

Chronicle (San Francisco) 475,324

Globe (Boston) 470,825

Post (New York, N.Y.) 437,467

Arizona Republic (Phoenix) 435,330

Inquirer (Philadelphia) 428,895

Star-Ledger (Newark, N.J.) 407,026

Plain Dealer (Cleveland) 382,933

Free Press (Detroit) 378,256

Union-Tribune (San Diego) 378,112

Register (Orange County, Calif.) 356,953

Herald (Miami) 349,114

Oregonian (Portland) 346,593

Times (St. Petersburg, Fla.) 344,784

Post (Denver) 341,554

Star Tribune (Minneapolis) 334,751

Rocky Mountain News (Denver) 331,978

Post-Dispatch (St. Louis) 329,582

Sun (Baltimore) 314,033

Constitution (Atlanta) 303,698

Mercury News (San Jose, Calif.) 290,885

Journal Sentinel (Milwaukee) 285,776

Bee (Sacramento, Calif.) 283,589

Star (Kansas City, Mo.) 281,596

Herald (Boston) 271,425

Times-Picayune (New Orleans) 259,317

Sun-Sentinel (Fort Lauderdale, Fla.) 258,726

Sentinel (Orlando, Fla.) 258,726

Investor’s Business Daily (Los Angeles) 251,172

Dispatch (Columbus, Ohio) 246,528

News (Detroit) 245,351

Observer (Charlotte, N.C.) 243,818

Post-Gazette (Pittsburgh, Pa.) 243,453

News (Buffalo, N.Y.) 237,229

Tribune (Tampa, Fla.) 235,786

Star-Telegram (Fort Worth, Tex.) 232,112

Star (Indianapolis) 230,223

Courier-Journal (Louisville, Ky.) 228,144

Times (Seattle) 227,715

World-Herald (Omaha, Neb.) 219,891