# Question

A variable is normally distributed with mean 0 and standard deviation 4. Find the percentage of all possible values of the variable that

a. Lie between −8 and 8

b. Exceed −1.5

c. Are less than 2.75

a. Lie between −8 and 8

b. Exceed −1.5

c. Are less than 2.75

## Answer to relevant Questions

A variable is normally distributed with mean 6 and standard deviation 2. a. Determine and interpret the quartiles of the variable. b. Obtain and interpret the 85th percentile. c. Find the value that 65% of all possible ...One of the larger species of tarantulas is the Grammostola mollicoma, whose common name is the Brazilian giant tawny red. A tarantula has two body parts. The anterior part of the body is covered above by a shell, or ...What is a density curve, and why are such curves important? In each of Problems 2–4, assume that the variable under consideration has a density curve. Note that the answers required here may be only approximately correct. Determine and sketch the area under the standard normal curve that lies a. To the left of −3.02 b. To the right of 0.61 c. Between 1.11 and 2.75 d. Between −2.06 and 5.02 e. Between −4.11 and −1.5. f. Either to ...Recall from Chapter 1 (refer to page 30) that the Focus database and Focus sample contain information on the undergraduate students at the University of Wisconsin – Eau Claire (UWEC). Now would be a good time for you to ...Post your question

0