Question

AaBbCcDc A py rmat Painter B I U, x' A.. A1 Normal T ard Font Paragraph d. ratio 5. Which should not be regarded as a continuous random variable? Tonnage carried by a randomly-chosen oil tanker at sea. Wind velocity at 7 o'clock this morning. Number of personal fouls by the Miami Heat in a game. Length of time to play a Wimbledon tennis match. a. b. c. d. 6. Which of the following is true? a. b. c. d. The type of charge card used by a customer (Visa, MasterCard, AmEx) is ordinal data. The duration (minutes) of a flight from Boston to Minneapolis is ratio data. The number of Nobel prize-winning faculty at Oxnard University is continuous data. The number of regional warehouses owned by Jankord Industries is ordinal data. 7. Which is a time series variable? a. b. c. d. VISA balances of 30 students on December 31 of this year. Net earnings reported by Xena Corp for the last 10 quarters. Dollar exchange rates yesterday against 10 other world currencies. Titles of the top 10 movies in total revenue last week 14. A smooth distribution with one mode is negatively skewed (skewed to the left). The median of the distribution is $65. Which of the following is a reasonable value for the distribution mean? a. $76 b. $54 c. $81 d. $65 15. Find the standard deviation of this sample: 4, 7, 9, 12, 15. a. 4.550 b. 3.798 c. 4.278 d. 2.997 e 1 of 4 767 words C

Answer 1