Questions from Business Statistics

Q: The following list shows the 15 largest banks in the world by

The following list shows the 15 largest banks in the world by assets according to Standard and Poor’s. Compute the median and the mean assets from this group. Which of these two measures do you think...

Q: The results of a survey asking, “Do you have a

The results of a survey asking, “Do you have a calculator and/or a computer in your home?” follow. Is the variable “calculator”...

Q: In a recent year, business failures in the United States numbered

In a recent year, business failures in the United States numbered 83,384, according to Dun & Bradstreet. The construction industry accounted for 10,867 of these business failures. The South Atlantic s...

Q: A national survey of small-business owners was conducted to determine

A national survey of small-business owners was conducted to determine the challenges for growth for their businesses. The top challenge, selected by 46% of the small-business owners, was the economy....

Q: With the advent of online ordering, shipping has become more important

With the advent of online ordering, shipping has become more important to consumers. One survey showed that 80% of online consumers want same-day shipping. Another study showed that 24% of online cons...

Q: According to a survey of restaurant owners in the United States by

According to a survey of restaurant owners in the United States by MustHaveMenus, 77% of restaurant owners believe that they need to use social media as a marketing tool. A different survey by the Nat...

Q: In a study undertaken by Catalyst, 43% of women senior

In a study undertaken by Catalyst, 43% of women senior executives agreed or strongly agreed that a lack of role models was a barrier to their career development. In addition, 46% agreed or strongly ag...

Q: In a manufacturing plant, machine A produces 10% of a

In a manufacturing plant, machine A produces 10% of a certain product, machine B produces 40% of this product, and machine C produces 50% of this product. Five percent of machine A products are defect...

Q: Alex, Alicia, and Juan fill orders in a fast-

Alex, Alicia, and Juan fill orders in a fast-food restaurant. Alex incorrectly fills 20% of the orders he takes. Alicia incorrectly fills 12% of the orders she takes. Juan incorrectly fills 5% of the...

Q: In a small town, two lawn companies fertilize lawns during the

In a small town, two lawn companies fertilize lawns during the summer. Tri-State Lawn Service has 72% of the market. Thirty percent of the lawns fertilized by Tri-State could be rated as very healthy...