Math 10 - Exam 1 Topics
Types and Levels of data
o Categorical, Discrete or Continuous
o Nominal, Ordinal, Interval or Ratio
Descriptive Statistics
o Stem and Leaf Graph
o
o
Mean, Median, Mode
o
o
o
o
o
Dot Plot (Interpret)
Grouped Data
Range, Variance,
Math 10 MPS Homework 5
1. A researcher wanted to estimate the MPG for municipal busses in a large city. 100 busses were samples and the
sample mean price was 9.8 MPG. For the following questions, assume the population standard deviation is
1.2 MPG.
a. Fin
MATH 4105: Test #2 Name: fl! war
:6KFF2zft-x J
Solve the problem.
E 1) 32 Fahrenheit: 0 Celsius. A function that converts temperatures in Fahrenheit to those in Celsius is
f(x) = %(x - 32). Find the inverse of the function.
raw) 5% 3-"
warn) x+32=j=g-'(g)
Lab: One-Way ANOVA (Paper Air Planes)
Names _
Student Learning Outcomes: The students will conduct a 1-way ANOVA test
based on 2 factors.
Description: Each group must first decide on one criterion that makes a good
paper airplane. A group may decide the b
Statistics
Lab #1
Names
This data is from a survey in class recording the average amount of time it
takes for a student to travel to school.
20 25 5 10 10 30 35 35 95 30 40 45 20 35 35 20 5 60
30 30 30 10 60 35 40 35 20 50 45 35 35 40 45 45 20 10
I Using
Math 1-
Exam 2
Name_
You Must show Work to Receive Credit!
Let X=#of sunny days out of the next 12 days. Assume each days weather is independent from
the other. The chance it will be sunny is 65%. Use this information to answer questions 1 and 2
1. Write
Math 10
Lab #3
Name_
A certain cellular phone company needs to decide on pricing of their different types of
phones. They know that when prices are too high then demand for that phone type
diminishes. To get a gage on pricing they have the following data.
Math 10
Practice Exam 1
Name
Let X=Amt. of time people spend in coffee shops/week (# of hrs).
Suppose 146 people are polled. Below are the results:
X
Freq. Rel.Freq
0-2
3-5
6-8
9-11
> 11
12
26
38
34
1. What percent of people spend between 6-8 hours/week?
Math 10
Name_
Quiz
1. A researcher will call people until he gets someone who will say
yes to doing the survey. If the chance someone will say yes is .65.
The researcher is interested in the number of calls till someone will
do the survey.
a) Define the R
Math 1A Handout for Final Exam
The Final Exam is two parts. You are not allowed to use your calculator for the
first part of the exam. When you are done with part 1, you turn it in and receive
part 2; you may then use your calculator. You may use as much
MATH-1A
Sec. 2.5
Continuity
We noticed in Sec. 2.3 that the limit of a function as x approaches a can often be found simply
by calculating the value of the function at a . Functions with this property are called continuous at a .
We will see that the math
TI 83
-This program plots the slope field for the differential equation in the form
appropraite WINDOW prior to running the program.
. Set an
Note: Information in cfw_ is not put into the calculator. Information in RED denotes a button on
the calculator
N
MATH-2A
Worksheet #2
Name:_
Directions: Solve the following problems with complete explanations in spaces provided. Where
required provide accurate graphs.
1. Match differential equations with the corresponding slope fields. Explain.
a)
b)
y ' 2 x
y y (2
MATH-2A
Worksheet 1 (Sec. 1.1 and 1.2)
Name:_
Directions: Provide complete solutions for the following problems.
Due date: Friday, April 8, at the beginning of the class.
1.
(a)
Verify that the function y (cos x) ln(sec x tan x ) is an explicit solution o
Math 10 MPS Homework 9 Regression ANSWERS
1. We list for 11 printers, their cost (C, in hundreds of dollars) and their rating (R, on a scale
from 0-100). The results are
C
R
4
90
5
90
2.5
85
2
83
4
78
2.85
78
2.1
75
2.5
70
2
68
1.8
63
1.3
61
Minitab outpu
Math 10 - Homework 6 Answers to homework
1. What are the two types of hypotheses used in a hypothesis test? How are they related?
Ho: Null Hypotheses A statement about a population parameter that is assumed to be true for the
purposes of testing
Ha: Alter
6.3
Confidence Intervals
for Population
Proportions
Point Estimate for Population p
The probability of success in a single trial of a binomial
experiment is p. This probability is a population
proportion.
proportion
The point estimate for p, the populati
Part 5/6/7 Review
Name_
1. The amount of text message received per day by students with smart phones is approximately normal. 12 students
were selected and the sample mean was 120 and the sample standard deviation was 40.
a. Find a 99% confidence for the
Math 10 - Exam 1 Topics
Types and Levels of data
o Categorical, Discrete or Continuous
o Nominal, Ordinal, Interval or Ratio
Descriptive Statistics
o Stem and Leaf Graph
o Dot Plot (Interpret)
o Grouped Data
Relative and Cumulative
Relative Frequencies
GW 25 Answers
A sociologist was interested in commute time for workers in the Bay Area. She categorized
commuters by 4 regions (North Bay, South Bay, East Bay and Peninsula) and designed a balanced
model with 8 replicates per region. Data is round trip co