Justin Hanlon
Chapter 1
DA310 Sept. 25th 2015
4. Suggest some metrics that a manager of a fast-food
restaurant, such as McDonalds or Chipotle, might
want to collect. Describe how the manager might use
the data to facilitate better decisions.
Some of the d
6. HHH, HHT, HTH, THH, TTH, THT, HTT, TTT. All out comes must be >or =l to 1.
A) A is the event exactly 2 heads
P(A)= Number/Total
P(A)=3/8
B) P(B)= 4/8
1/2
C ) P(C) = 4/8
D) P(A or B) = P(A)=P(B)
P(A)=3/8 P(B)=1/2
3/8 + = 7/8
E) P(A or C) =P(C)
1/2
REGIO
Loan Purpose
Small Appliance
Education
Other
New Car
Business
Furniture
Used Car
Business
Small Appliance
Other
Business
Small Appliance
New Car
Large Appliance
Used Car
Business
Small Appliance
Business
Business
New Car
Small Appliance
New Car
Used Car
U
Ohio Education Performance Results Year 2000
Writing
School District
Indian Hill
Wyoming
Mason City
Madiera
Mariemont
Sycamore
Forest Hills
Kings Local
Lakota
Loveland
Southwest
Fairf ield
Oak Hills
Three Rivers
Milford
Ross
West Clermont
Reading
Princeto
A.
1.8
0.002737
The probability that the sample mean is less than 1,995 is 0
B.
2002.307
The mean overfill or more that will occur 10% of the time is 2002.307
Confidence Level for Proportion
Sample proportion (pp )
Sample Size
0.05
0.5388235294
850
Confid
Select two variables that might be related, such as the number of hours a student watches TV and
the number of credits the student has, or a baseball players salary and the number of home runs
per year the player scores. You will need to get at least 15 p