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1. If I add 7 points to every
Test 1, what is the new standard deviation?
2. If I multiply every Test 1
by 2 and subtract 80, what is the new mean?
3. If I multiply every Test 1
by 2 and subtract 80, what is the new standard deviation?
Statistics Review Chapter 8
and Miscellaneous
4. What are the four conditions
of a binomial distribution?
5. What are the four conditions
of a geometric distribution?
Use
the following situation for questions 206-220: The probability that a child
born to a certain set of parents will have blood type AB is 25%.
6. The parents have four
children. X is the number of those
children with blood type AB. Is this
binomial or geometric?
7. Using the situation in
problem 206, find P(X = 2).
8. Using the situation in
problem 206, find P(X < 3).
9. Using the situation in
problem 206, find P(X > 1).
10. Using the situation in
problem 206, find P(1 < X < 3).
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