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Question 1
1 out of 1 points
The Central Limit Theorem states:
Selected
Answer:
Correct
Answer:
The mean of a sampling distribution of means is equal to the
population mean.
The mean of a samp
false
Question 1
1 out of 1 points
A formal statement that there is an absence of relationship between
variables when tested by a researcher is called:
Selected
Answer:
Correct
Answer:
Null
hypothesis
Null
hypothesis
Question 2
1 out of 1 points
Bivariate
DUE ON LAST DAY OF CLASS
COPY/PAST THIS UNDER WEEK #4 ASSIGNMENT AND THEN
SUBMIT TO THE WEEK 4 DROPBOX
Extra Credit
Worth Up to 12 Points
Note: There are three overall questions with sub-questions, and each overall question
is worth up to4 points.
Overvie
Question 1
1 out of 1 points
Chi square test for independence compares observed frequencies with:
Selected
Answer:
Expected
frequencies
Correct
Answer:
Expected
frequencies
Question 2
1 out of 1 points
The degrees of freedom for a 3X4 contingency table ar
NSG 322 Introduction to Biomedical Statistics
Dr. Dave Allen
allen.nu.edu@gmail.com
Linkedin Bio: http:/www.linkedin.com/profile/view?
id=23939907&authType=name&authToken=sUWQ&locale=en_US&pvs=pp&trk=ppro_viewmore
Blackboard Collaboration Times: Every Tue
Question 1
1 out of 1 points
The variable "religion" is an example of what level of data?
Selected
Answer:
Nomin
al
Correct
Answer:
Nomin
al
Question 2
1 out of 1 points
Correlation coefficient tests allow you to determine if a cause and effect
relations
#21?
Constants = substitution
Polynomial functions are well-behaved
Rational functions have more problems when we replace with negative
Similar graph, but not the same. Difference is that one is continuous and the other is not
(missing point). Therefore,
#21?
Constants = substitution
Properties of Limits
Polynomial functions are well-behaved
Rational functions have more problems when we replace with negative
Limit of Composite Function Rational
Properties of Limits, Trig limits
Similar graph, but not the
#34 (Chapter 1, WebAssign)
7/x = 7x-1
7 * -1 = -7
7x-1-1
X-2 = 1/x2
1/x2 * -7
Finding derivatives: Very important definition for derivative
f ( x+ x )f ( x)
F(x) = Lim
x
x 0
All kinds of limits (, -, DNE, etc.)
F(x) = Slope of the tangent at a point x
We
Name: Class: Date: 1]): A
sample nal 220
Multiple Choice
Identii the choice that best completes the statement or answers the question.
1. Find the value of the derivative (if it exists) of the function f(x) = 1 lxl at the extremum point (0, 1).
99.0575
Not every time when the f is equal to zero do we have a point of inflection
Because as we differentiate, we need a Second Derivative Test
If the function is concave upward, then there must be a relative minimum
If the function is concave downward, then th