SINGAPORE MANAGEMENT UNIVERSITY
TERM 1, 2011/2012 EXAMINATION
STAT 101 Introductory Statistics
For Groups 1 and 2
Instructions to Candidates
(i) This examination paper contains ten (10) true-and-false questions, twenty
(20) multiple-choice questions and t
STAT 101 Homework Assignment 5
No Need to Submit
1. Many people use scanners to read documents and store them in Word files. To
help to determine which brand of scanner to buy, a student conducts an
experiment where 8 documents are scanned by each of the
STAT 101 (Groups 1 and 2): Class Quiz 2
Term 2, 2011/2012
Name_Group _
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
TABLE 2-10
The histogram below represents scores achieved by 200 job applicants on a
STAT 101 (Groups 1 and 2): Class Quiz 4
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The connotation "expected value" or "expected gain" from playing roulette at a
STAT 101 (Groups 1 and 2): Class Quiz 3
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) If two events are mutually exclusive, what is the probability that both occur
STAT 101 (Groups 1 and 2): Class Quiz 5
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Which of the following about the normal distribution is NOT true?
A) About 2/3
STAT 101 (Groups 1 and 2): Class Quiz 6
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The standard error of the mean
A) measures the variability of the mean from sa
STAT 101 (Groups 1 and 2): Class Quiz 7
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) A 99% confidence interval estimate can be interpreted to mean that
A) we have
STAT 101 (Groups 1 and 2): Class Quiz 8
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) If a test of hypothesis has a Type I error probability ( ) of 0.01, we mean
A)
STAT 101 (Groups 1 and 2): Class Quiz 9
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The marketing manager for an automobile manufacturer is interested in determin
STAT 101 (Groups 1 and 2): Class Quiz 10
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The Y intercept (b0) represents the
1)
2) The slope (b1 ) represents
2)
A) pr
Term 2, 2011/2012
STAT 101 INTRODUCTORY STATISTICS GROUPS 1 & 2
Class Exercise 1
1.
An investigation of whether buying the recommended textbook for STAT101 would
help a student obtaining a better grade in the course will be conducted. What type of
statist
Term 2, 11/12
STAT 101 INTRODUCTORY STATISTICS GROUPS 1 & 2
Class Exercise 2
1.
Discuss how to use some graphical methods to summarize the results of class quiz 1 for
groups 1 and 2 such that some useful information can be obtained by students and the
lec
STAT 101 (Groups 1 and 2): Class Quiz 1
Term 2, 2011/2012
Name_Group _
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Those methods involving the collection, presentation, and characterization of
Term I, 10/11
STAT 101 Introductory Statistics
For Groups 2, 3, and 4
Mid-Term Test on 12 October, 2010
Instructions to Candidates
(i) This test paper contains ten (10) true-and-false questions, twenty (20) multiplechoice questions and three (3) problem-s
STAT 101 Homework Assignment 5
No Need to Submit
1. Many people use scanners to read documents and store them in Word files. To
help to determine which brand of scanner to buy, a student conducts an
experiment where 8 documents are scanned by each of the
Term 1, 11/12
STAT 101 Introductory Statistics
For Groups 1 and 2
Mid-Term Test on 12 October, 2011
Instructions to Candidates
(i) This test paper contains ten (10) true-and-false questions, twenty (20)
multiple-choice questions and three (3) problem-solv
Term 1, 11/12
STAT 101 Introductory Statistics
For Groups 1 and 2
Answers for Mid-Term Test on 12 October, 2011
The answers of rst 30 questions are:
Q1-Q10: TFFTT FTTFT
Q11-Q20: EADEC DCBAB
Q21-Q30: DCDAA DCBEC
(Q31)
E(X) = 150 0.2 + 90 0.45 + 320 0.35 =
SINGAPORE MANAGEMENT UNIVERSITY
TERM II, 2009/2010 EXAMINATION
STAT 101 Introductory Statistics
For Groups 1 and 2
Instructions to Candidates
(i) This examination paper contains ten (10) true-and-false questions, twenty
(20) multiple-choice questions and
Term II, 09/10
STAT 101 Introductory Statistics
For Groups 1 and 2
Answers for Examination in April, 2010
The answers for question 1 to question 30 are:
Q1-Q10: FTTFF TTFTT
Q11-Q30: CBDEA BDCAC BADAD BEBBE
Q31
(a) Let 1 and 2 be the population mean of wai
Term I, 10/11
STAT 101 Introductory Statistics
For Groups 2, 3, and 4
Answers for Examination in November, 2010
The answers for question 1 to question 30 are:
Q1-Q10: FFTFT FTTFT
Q11-Q30: CDEDB CDACE
CDBBD CABBC
1
Q31
(a)
E(X) = 1 0.3 + 2 0.2 + 3 0.1 + 4
Term 1, 11/12
STAT 101 Introductory Statistics
For Groups 1 and 2
Answers for Examination in November, 2011
The answers for question 1 to question 30 are:
Q1-Q10: FFTFT FTTFF
Q11-Q30: ABDBC BBDDC EDCBD EBAAD
Q31
(a) Given X N(23.5, 22 )
P (X < 25) = P Z <
SINGAPORE MANAGEMENT UNIVERSITY
TERM I, 2010/2011 EXAMINATION
STAT 101 Introductory Statistics
For Groups 2, 3 and 4
Instructions to Candidates
(i) This examination paper contains ten (10) true-and-false questions, twenty
(20) multiple-choice questions an
Term II, 09/10
STAT 101 Introductory Statistics
For Groups 1 and 2
Mid-Term Test on 4 March, 2010
Instructions to Candidates
(i) This test paper contains ten (10) true-and-false questions, twenty (20)
multiple-choice questions and three (3) problem-solvin
Term I, 10/11
STAT 101 Introductory Statistics
For Groups 2, 3, and 4
Answers for Mid-Term Test on 12 October, 2010
The answers of rst 30 questions are:
Q1-Q10: FFTFF FTFTT
Q11-Q20: CBADC DBCEA
Q21-Q30: CCEDA BCBAC
1
(Q31)
(i)
E(X) = 190 0.2 + 100 0.45 +
Term II, 09/10
STAT 101 Introductory Statistics
For Groups 1 and 2
Answers for Mid-Term Test on 4 March, 2010
The answers of rst 30 questions are:
Q1-Q10: TFFTT TTFFT
Q11-Q20: BDEBC ADBEC
Q21-Q30: DCABC BCABC
1
(Q31)
Given that = 3.5 calls per hour
(i) Le
Term 2, 11/12
STAT 101 INTRODUCTORY STATISTICS GROUPS 1 & 2
Class Exercise 3
1.
For married couples living in a certain suburb, the probability that the husband will vote
in a school board election is 0.24, the probability that the wife will vote in the e