TUTORIAL 5
1.
Data was collected over 100 days tabulating the number of room service calls in a budget
hotel.
3
3
3
3
3
3
3
3
3
x
39
0
1
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5
6
7
8
1
1
1
1
1
f 5
6
9
8
3
2
5
6
4
2
a) Use the relative frequency to calculate P(x). What does each P(x) rep
Running head: SAMPLING DESIGN
1
Sampling design
Students Name
Professors Name
Course Title
Date
SAMPLING DESIGN
2
SAMPLING DESIGN
The aim of this study is to determine whether there is a significance relationship between
customer satisfaction and mobile p
Indeterminate Forms and L'Hopital's
Rule
Chapter 1:
Indeterminate Form
0
0
In our early study of calculus, we have many experiences dealing with limit of the form
lim
x a
f (x )
g (x )
where both f and g approach 0 as x a .
Example:
This is called the in
STAT1070: Tutorial and Lab 9
Non-parametric methods
Semester 1, 2016
Tutorial Questions
1
Shoshoni Geometry revisited
In tutorial 7 we were a little concerned about outliers or non-normality of the
width-to-length ratios of Shoshoni beaded rectangles.
Rem
STAT1070: Tutorial and Lab 6
Statistical inference
Semester 1, 2016
Tutorial Questions
1
Identifying hypotheses
Write the null and alternative hypotheses in words and then symbols for
each of the following situations.
1. New York is known as the city that
STAT1070: Tutorial and Lab 1
Statistics, data and SPSS
Semester 1, 2016
Tutorial questions
1
Understanding variables
1. What are some of the variables (characteristics) that we may wish to
record if collecting data about pieces of paper? Write down at lea
STAT1070: Tutorial and Lab 10
Correlation and regression
Semester 1, 2016
Tutorial Questions
1
Strength
The data in the file
(or
) contains
the results of an experiment conducted on a class of STAT1070 students
relating gender (M or F), weight (kgs) and s
STAT1070: Tutorial and Lab 8
Comparing means
Semester 1, 2016
Tutorial Questions
1
Balance (Two-sample t-test)
How difficult is it to maintain your balance while concentrating? Is it more
difficult when you are older? Nine elderly (6 men and 3 women) and
STAT1070: Tutorial and Lab 3
Experimental design and probability
Semester 1, 2016
Tutorial Questions
1
Sources of Variation: Bandicoots
Form into groups of 4 or 5 students to discuss the following problem.
Consider a population of bandicoots in a two squa
The University of Newcastle
Stat1070 Statistics for the Sciences
By policy, STAT1070 does not release previous versions of the Final Exam. Instead, we
provide a set of questions that are similar in style to the written-answer questions on your
final exam.
STAT1070: Tutorial and Lab 7
Testing means
Semester 1, 2016
Tutorial Questions
1
Shoshoni geometry
1.1
One-sample t-test
These data are width-to-length ratios of beaded rectangles used by Shoshoni
Native Americans to decorate their leather goods. One migh
STAT1070: Tutorial and Lab 5
Probability distributions
Semester 1, 2016
Tutorial Questions
1
Poor Sleepers
A research study estimated 65% of university students are poor sleepers.
You randomly select 20 students from STAT1070 . Let X be the number of
thos
STAT1070: Tutorial and Lab 4
Probability and random variables
Semester 1, 2016
Tutorial Questions
1
People per household
Let the random variable X represent the number of people per household.
Using census data, the probability distribution of X was found
STAT1070: Tutorial and Lab 2
Descriptive statistics
Semester 1, 2016
Tutorial Questions
1
Interpreting histograms and boxplots
In your first lab, you produced a document with graphs. The first two graphs,
reproduced in Figure 1, were a histogram and a box
Sample exam Questions Chapter 4, Chapter 5
7.
Assume you have applied for two scholarships, a Merit scholarship (M) and an Athletic scholarship (A). The
probability that you receive an Athletic scholarship is 0.18. The probability of receiving both schola