Question
In: Statistics and Probability
Question 5 A statistical analyst for the Wall Street Journal randomly selected six companies and recorded...
Question 5 A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the price per share of stock on January 1, 2009 and on April 30, 2009. The results are presented below. Suppose the analyst wished to see if the average price per share of stock on April 30, 2009 is greater than the average price per share of stock on January 1, 2009 at α=.05. Apr. 30, 2009 35 38 26 29 30 34 Jan. 1, 2009 28 30 27 24 30 20 For the hypothesis stated above, what is the P-value?
a. .975 < P-value < .99
b. None of the answers is correct
c. .01 < P-value < .025
d. .025 < P-value < .05
e. .05 < P-value < .10
Solutions
Expert Solution
Ho: Average price per share of stock on April 30, 2009 is equal to average price per share of stock on January 1, 2009
Ha: Average price per share of stock on April 30, 2009 is greater than Average price per share stocks on January 1, 2009.
orchestra answered 2 years agoRelated Solutions
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is less than the average
price per share of stock on January 1, 2009 at α=.025.
Apr. 30, 2009
33
27
32
25
35
34
Jan. 1,...
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is less than the average
price per share of stock on January 1, 2009 at α=.01.
Apr. 30, 2009
42
32
34
23
19
18
Jan. 1,...
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is less than the average
price per share of stock on January 1, 2009 at α=.025. Apr. 30,
2009 33 27 32 25 35 34 Jan. 1,...
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is greater than the
average price per share of stock on January 1, 2009 at α=.05.
Apr. 30, 2009
35
38
26
29
30
34
Jan. 1,...
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is greater than the
average price per share of stock on January 1, 2009 at α=.025.
Apr. 30, 2009
33
33
34
30
33
38
Jan. 1,...
A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the...
A statistical analyst for the Wall Street Journal randomly
selected six companies and recorded both the price per share of
stock on January 1, 2009 and on April 30, 2009. The results are
presented below. Suppose the analyst wished to see if the average
price per share of stock on April 30, 2009 is less than the average
price per share of stock on January 1, 2009 at α=.025.
Apr. 30, 2009
33
27
32
25
35
34
Jan. 1,...
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