STATISTICS
Homework Assignment #6
1.
In flipping a coin 100 times, we record 53 heads and 47 tails.
Assuming that the coin is fair,
the most likely explanation for the difference between the empirical results and the
theoretical results of 50 heads and 50 tails is
Sampling Fluctuation.
2.
The basic formula for a simple probability divides the number of ________ by the
________.
a.
specific events; number of permutations
b.
total events; specific number of events
c.
specific events; total number of events
d.
success; number of failures
3.
Find the probability for each of the following situations:
a.
Jack or a queen from a deck of cards
15.4%
b.
Jack or a red card
53.84%
c.
Ace, king, queen in the same suit when you are sampling without replacement.
.00003
d.
A head in one flip of a coin and a 4 in one roll of a die.
.08
e.
A red card, a queen of clubs, a 4 of diamonds, and a 2 or 4 of clubs when you are
sampling with replacement.
.000007
Use the table below to answer Questions 46.
(This table shows the number of freshmen,
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 Spring '08
 Staff
 Normal Distribution, Probability, Standard Deviation, Probability theory, Playing card

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