{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

prac-mid1

# prac-mid1 - STOR 155 Practice Midterm 1 Spring 2008...

This preview shows pages 1–3. Sign up to view the full content.

STOR 155 Practice Midterm 1 Spring 2008 INSTRUCTIONS: BOTH THE EXAM AND THE BUBBLE SHEET WILL BE COLLECTED. YOU MUST PRINT YOUR NAME AND SIGN THE HONOR PLEDGE ON THE BUBBLE SHEET. YOU MUST BUBBLE-IN YOUR NAME & YOUR STUDENT IDENTIFICATION NUMBER. EACH QUESTION HAS ONLY ONE CORRECT CHOICE (decimals may need rounding). USE "NUMBER 2" PENCIL ONLY - DO NOT USE INK - FILL BUBBLE COMPLETELY. NO NOTES OR REMARKS ARE ACCEPTED - DO NOT TEAR OR FOLD THE BUBBLE SHEET. A GRADE OF ZERO WILL BE ASSIGNED FOR THE ENTIRE EXAM IF THE BUBBLE SHEET IS NOT FILLED OUT ACCORDING TO THE ABOVE INSTRUCTIONS. 1. This is a standard deviation contest. Which of the following sets of four numbers has the largest possible standard deviation? A) 7, 8, 9, 10 B) 5, 5, 5, 5 C) 0, 0, 10, 10 D) 0, 1, 2, 3 2. What interval (on the horizontal axis) corresponds to the middle 50% of area under the standard Normal density curve? 3. A stemplot of a set of data is roughly symmetric, but the data do not even approximately follow the 68-95-99.7 rule. We conclude that the data are Page 1

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
4. Which of the following is likely to have a mean that is smaller than the median?
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 10

prac-mid1 - STOR 155 Practice Midterm 1 Spring 2008...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online