Spec Prob Ch8 - 16 neck size < L 16 17 neck size < XL...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
AP Statistics Name_________________________ SPECIAL PROBLEMS DUE TUESDAY, JANUARY 13th 1.) Men’s shirt sizes are determined by their neck sizes.  Suppose that men’s neck sizes are  approximately normally distributed with a mean of 15.7 inches and a standard deviation  of 0.7 inch.  A retailer sells men’s shirts in sizes S, M, L, XL, where the shirt sizes are  defined in the table below. a.) Because the retailer only stocks sizes listed above, what proportion of customers will  find that the retailer does not carry any shirts in their sizes?  SHOW WORK b.) Using a sketch of the normal curve, illustrate the proportion of men whose shirt size  is M.  Calculate this proportion. c.) Of 12 randomly selected customers, what is the probability that exactly 4 will request  size M?  SHOW YOUR WORK Shirt  Size Neck Size S 14 15 neck size < M 15
Background image of page 1

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

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 16 neck size < L 16 17 neck size < XL 17 18 neck size < 2.) REVIEW The Better Business Council of a large city has concluded that students in the citys schools are not learning enough about economics to function in the modern world. These findings were based on test results from a random sample of 20 twelfth grade students who completed a 46-question multiple-choice test on basic economic concepts. The data set below shows the number of questions that each of the 20 students in the sample answered correctly. 12 16 18 17 18 33 41 44 38 35 19 36 19 13 43 8 16 14 10 9 a.) Display these data in a stemplot b.) Use your stemplot from part (a) to describe the main features of this score distribution. c.) Why would it be misleading to report only a measure of center for this score distribution?...
View Full Document

This note was uploaded on 05/01/2011 for the course AP CLASSES 101 taught by Professor Mr.smith during the Spring '11 term at Korea Advanced Institute of Science and Technology.

Page1 / 2

Spec Prob Ch8 - 16 neck size < L 16 17 neck size < XL...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online