Chapter 11 Inferences on 2 Samples
11.1 Population proportions
Hypothesis tests:
Use 2PropZT est (StatTests#6)
Condence intervals:
Use 2-PropZInt (Stat-TestsuiiB)
11.2 Means: Dependent samples
Enter the 2 dependent sample data into L1 and L2
Create L3 by
Chapter 10 Hypothesis Testing
Steps in hypothesis testing
1. A statement is made regarding the value of a population parameter (the
hypothesis).
2. A sample is collected to test the statement
3. The data is analyzed to assess the plausibility of the state
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. Views on the Death Penalty The Pew Research Group
conducted a poll in which they asked, Are you in favor of, or
opposed to, executing persons as a general policy when the crime
was committed while under the age of 18? 0f the 580 Catholics
surveyed,
10.1#36
The mean score on the SAT Math Reasoning exam is 516. Atest preparation company states that the
mean score of students who take its course is higher than 516.
a. Determine the null and alternative hypothesis.
b. If sample data indicate the null hy
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MATH Core Assessment Assignment for Fall 2016
A car was purchased for $3,495 and will depreciate 20% each year.
A. Find a linear function for the value of the car at time t in years. Dene
variables clearly.
B. Graph the function you found in part A.
C. A