Practice Final Exam
Statistical Methods and Models - Math 410, Fall 2011
December 4, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Th
Midterm Exam
Statistical Methods and Models - Math 410, Fall 2011
October 28, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11 or
A4) of notes. Otherwise closed book. You may u
Statistics 410, Fall 2011
Solutions to homework 3, due 10/12/11
3.15 We are assuming that P (E ) = P (E |F ). The second number is
P (E F )/P (F ). Solving
P (E ) =
P (E F )
P (F )
gives P (E F ) = P
1.13
Statistics 410, Fall 2011
Solutions to homework 1, due 9/28/11
a. Let f (x) = x(1 x) = x x2 . This is a quadratic with negative
x2 coecient, so its graph is a parabola open down. It has
its (glob
Statistics 410, Fall 2011
Solutions to homework 1, due 9/28/11
1.2 We are making 4 independent observation of weight, so our total
weight should be 4 30 = 120 grams give or take the Pythagorean
sum fo
Midterm Exam
Statistical Methods and Models - Math 410, Fall 2011
October 28, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11 or
A4) of notes. Otherwise closed book. You may u
Practice Midterm Exam
Statistical Methods and Models - Math 410, Fall 2011
October 21, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Practice Midterm Exam
Statistical Methods and Models - Math 410, Fall 2011
October 21, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Practice Final Exam
Statistical Methods and Models - Math 410, Fall 2011
December 4, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Th
Statistics 410, Fall 2011
Solutions to homework 4, due 10/19/11
4.16 U is the dosage level (1 through 7). Each level has probability 1/7,
so the histogram is like Figure 4.7 except height 1/7 and with
Statistics 410, Fall 2011
Solutions to homework 5, due 10/26/11
6.1 (a) = .5. = 0.
(b) = .0625, = 0.
(c) = .525 , = 0.
(d) = .5100 , = 0.
6.2 (a) is the probability of no aces in 24 rolls if the die i
Statistics 410, Fall 2011
Solutions to homework 8, due 11/16/11
11.11 (a) This corresponds to being 1 standard deviation above the mean.
So .15866.
(b) For the sample total, the standard deviation is
Statistics 410, Fall 2011
Solutions to homework 9, due 11/23/11
12.22 Let be the mean thickness of the plastic sheets being manufactured.
(a) H0 : = 1.2mm.
(b) Ha : = 1.22mm.
(c) The signicance level
Statistical Models and Methods - Math 410 (CRN 17044), Fall 2011
Deady 102 MTF 12-12:500
Professor: Hal Sadofsky, Oce: Fenton Hall 215, x6-4705.
Hours: MW: 2-3 and by appointment.
E-mail: [email protected]
Practice Midterm Exam
Statistical Methods and Models - Math 410, Fall 2011
October 21, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Statistics - Math 410, 11/7/2011
1
Estimating Variance
One of the main themes of this course is to estimate the mean of some
variable X of a population. We typically do this by collecting a sample of
Practice Final Exam
Statistical Methods and Models - Math 410, Fall 2011
December 4, 2011
You may use a calculator, and you may bring in one sheet (8.5 by 11
or A4) of notes. Otherwise closed book.
Th