Lesson 1: Gathering Data
Lab Assignment
Answer the following questions showing all work. If you use Minitab Express include
the appropriate output (copy + paste) along with an explanation. Round all a
LAB ACTIVITY 4
Due Friday, Sept. 16 at 11:59pm
(Use Temperature.mtw Dataset in ANGEL)
Activity 1: Observed values and Z-scores.
A z-score, or standardized score, is a measure of how many standard devi
LAB ACTIVITY 5
Due Friday, Sept. 23 at 11:59pm
(Use ClassData_FA2016.mtw dataset)
Activity 1
Open the data set ClassData_FA2016.mtw in Minitab.
1. How many variables in this data set (excluding the Se
LAB ACTIVITY 1
Due Monday, August 29, 2016 at 11:59pm
Welcome to the first real lab assignment of the semester! Remember that each lab
assignment (including this one) will be worth 10 points. Youll ge
LAB ACTIVITY 8
Due Friday, Oct. 14 at 11:59pm
Activity 1 (Does not require Minitab): For the following situations, decide which represent
binomial random variables. If a situation is binomial, specify
LAB ACTIVITY 7
Due Friday, Oct. 7 at 11:59pm
(Use ClassData_FA2016.mtw dataset)
NOTE: In Activity 2 part d, there is a small extra credit activity whose deadline is 1:00 on
Monday, Oct. 3. This questi
LAB ACTIVITY 2
Due Friday, Sept. 2 at 11:59pm
(Use ClassData.MTW Dataset in Angel)
The primary goal of todays lab is to practice differentiating between
variable types, and to gain experience summariz
LAB ACTIVITY 3
Due Friday, Sept. 9 at 11:59pm
(Use ClassData_FA2016.MTW Dataset in ANGEL)
Activity 1: Graphical Summaries for Quantitative Data
1. First we will investigate the variable Height.
Create
Points Awarded
18.00
Points Missed
Percentage
0.00
100%
1.
Suppose that a student needs to buy 15 books for her history course. The number of books that she
will be able to find used is a binomial ran
Points Awarded
Points Missed
Percentage
7.00
11.00
38.9%
1.
Suppose that a student needs to buy 6 books for her history course. The number of books that she will
be able to find used is a binomial ran
Solution
Describing Data Solution
Problem 1 (BY HAND type in your work):
Consider the following three sets of sample observations:
Set 1: 8, 9, 10, 11, 12
Set 2: 8, 9, 10, 11, 100
Set 3: 8, 9, 10, 11,
Points Awarded
25.00
Points Missed
Percentage
0.00
100%
1.
Which of the following is true about the margin of error for the most common types of surveys?
A) If the number of individuals in the sample
Solutions
Discrete Distribution Solutions
1. Are you someone who prefers to take risk or avoid risk?
A. You are given $10,000 to invest. You must choose between (i) a sure loss of $2,500 and (ii) a 0.
Points Awarded
14.00
Points Missed
Percentage
1.00
93.3%
1.
Decide if the probability described is a subjective (personal) probability or a relative frequency
probability: A football fan believes that
Points Awarded
3.00
Points Missed
9.00
Percentage
25.0%
1.
Correcly identify if the following random variables as either discrete or continous. A gallon of orange
juice.
A) Discrete
B) Continuous
Feed
Points Awarded
12.00
Points Missed
Percentage
0.00
100%
1.
Correcly identify if the following random variables as either discrete or continous. A gallon of orange
juice.
A) Discrete
B) Continuous
Feed
LAB ACTIVITY 6
Due Friday, Sept. 30 at 11:59pm
(Use ClassData_FA2016.mtw dataset)
Activity 1: Types of bias in surveys.
Penn State Pulse conducts a survey about the frequency of academic cheating.
Ide