Quiz 3
The sheets referred to in this quiz are in the worksheet Quiz3.xls. For your convenience,
the videos which relate to each question are listed below the question.
Sheet 1
Import the sales data in file import.txt such that the sales for each product
Quiz 2
The sheets referred to in the quiz are in the worksheet Quiz2.xls. A copy of what your
solution to Sheets 1-5 should look like can be found following each question. For your
convenience, the videos which relate to each question are listed below the
Quiz 1
The sheets referred to in this quiz are in the worksheet Quiz1.xls. A copy of what your
solution to Sheets 1-6 should look like can be found following the question. For your
convenience, the videos which relate to each question are listed below the
Practice Quiz 4 Solutions
Questions 4 through 8
Question 4
Pollsters are trying to determine if males are more
likely to ask for directions when lost. They have
collected a sample and constructed the following
confidence interval. A "Yes" answer indicates
Solution to Practice Quiz 1
Normal Distribution
QUESTION 1
The weight of USC students is normally
distributed with a mean of 160 pounds with a
population standard deviation of 10 pounds.
What is the probability that a student drawn at
random will weigh l
Practice Quiz 2 Solutions
Question 1
There are 400 students that have student loans
with Loans R' Us. The average amount of
student loans for these students is 50,000 euros
with a standard deviation of 4,000 euros. What
is the probability that a randomly
Practice Quiz 3 Solutions
Question 1
You take a random sample containing 50 CEO's
salaries. You find that the average compensation
is one million pesos per year. You know from
previous research that the population standard
deviation for CEO compensation i
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Review Test Submission: practice quiz 4 - two sample .
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Review Test Submission: Quiz 3 - one sample confidence .
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Review Test Submission: Quiz 3 - one sample confidence intervals
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