MTH 114 Spring 2010 - Homework 8
Due Wednesday 4/7/2010
Notes:
1)All exercises are from the PD text.
2)You are not required to copy the question, but showing work (at least
one
of the following: graphs,
calculations, or full sentences) is required for every exercise.
Assigned M 3/29
Textbook Reading:
Read Sections 8.3 and 9.2 (up to p.381) of the PD text. (relates to
today's class)
Read Section 9.2 (from p.381) of the PD text. (relates to
next class)
Required exercises (relates to today's class):
Do page 364 exercise 8.23a [5 pts.]
Do page 365 exercise 8.26 [15 pts.] [Recommended: Do
8.25 first and check your answer in the back of the book, but do not
hand it in.]
Do pages 387-388 exercise 9.20 [15 pts.] [Recommended:
Do 9.19a first and check your answer in the back of the book, but do not hand it in.]
Assigned W 3/31
Textbook Reading:
Read Section 9.2 (from p.381) of the PD text. (relates to
today's class)
Read Section 9.3 of the PD text. (relates to next
class)
Required Exercises (relates to today's class):
Do page 386 exercise 9.12d [4 pts.]
Do page 386 exercise 9.13ab [6 pts.]
Do page 387 exercise 9.14 [9 pts.]
Do page 387 exercise 9.16 [14 pts.] [Recommended:
Do
9.15 first and check your answer in the back of the book, but do not hand it in.]
Do page 388 exercise 9.28 [8 pts.][Recommended:
Do
9.25 first and check your answer in the back of the book, but do not hand
it in.]
Do page 412 exercise 9.52 [10 pts.] [Recommended: Do
9.29 on page 388 first and check your answer in the back of the book, but do not hand it in.]
Do page 413 exercise 9.60 [9 pts.] [Recommended:
Do
9.27 on page 388 first and check your answer in the back of the book, but do not hand it in.]
Do additional exercise 9.A [5 pts.]: If pi (the
population proportion) is estimated to be 0.3 and a bound of .04 is
needed, what is the
minimum sample size needed to construct a 90% confidence interval?
Last Modified: 4/25/10