Math 120

Quiz 1

September 3, 2009

Given the following preference schedule, answer the following questions.

# Votes 8 12 5 3 2 2

First Choice A B C D B A

Second Choice B A D C C D

Third Choice C D B A A C

Fourth Choice D C A B D B

What is the minimum number of votes are needed for a majority?

Using the plurality method, which candidate would win this election?

Given the following preference schedule, answer the following questions.

# Votes 11 12 5 3 2 4

First Choice A B C D B A

Second Choice B A D C C D

Third Choice C D B A A C

Fourth Choice D C A B D B

What is the minimum number of votes are needed for a majority?

Using the plurality method, which candidate would win this election?

Quiz 2

September 8, 2009

Construct a preference table for an election such that one candidate wins the election using the Borda count method and a different candidate wins the same election using the plurality-with-elimination method.

Quiz 3

September 10, 2009

Construct a preference table for an election using any of the four methods that violates any of the four criterions. Clearly state which method is being used to count the ballots, which criterion is violated. Lastly, show the proof of why this criterion is violated.

Quiz 4

September 17, 2009

How high up on a wall is the top of a 20-foot ladder if its bottom is 6 feet from the base of the wall? (Draw a picture to help you visualize it)

Two trees are 20 feet tall and 38 feet apart. How far is it from the top of one tree to the other? (Draw a picture to help you visualize it)

Quiz 5

September 22, 2009

How many square feet of plywood are needed to build a stage prop that is shaped like a cube with each side measuring 6 feet?

Find the surface area of a can of green beans with a diameter of 8 cm and a height of 8.5cm.

Quiz 6

September 29, 2009

An honest coin is tossed three times in a row. Find the probability the last two tosses come up heads.

An honest coin is tossed three times in a row. Find the probability the first two tosses come up tails.

Quiz 7

September 29, 2009

A person is purchasing a new automobile and can select one option from each category.

Model Type Color

Panther Hard top White

Wildcat Soft top Blue

Tiger Red

Draw a tree diagram and find the

sample space for all possible choices

A person is purchasing a new automobile and can select one option from each category.

Model Type Color

Jaguar Hard top Green

Wildcat Soft top Red

Lion Yellow

Draw a tree diagram and find the

sample space for all possible choices

Quiz 8

October 6, 2009

Three dice are rolled. Find the probability of getting Triples.

Three dice are rolled. Find the probability of getting a sum of 5.

Quiz 9

October 8, 2009

If two people are selected at random, find the probability that they have the same birthday (Not year).

If two people are selected at random, find the probability both were born in July?

Quiz 10

October 13, 2009

Find the mean, median, mode and midrange.

The scores from the Final Exam of a math course:

119, 109, 106, 48, 88, 107, 120, 94, 122, 39, 70, 132, 121, 88, 96, 116

Find the mean, median, mode and midrange.

The scores from the Final Exam of a math course:

106, 110, 83, 43, 109, 118, 119, 136, 57, 39, 87, 127, 110, 45, 118, 100

Quiz 11

October 15, 2009

Find the standard deviation for the following data set.

70, 99, 87, 63, 83, 41

Find the standard deviation for the following data set.

97, 72, 81, 89, 74, 56

Quiz 12

October 22, 2009

Convert the given number into a Base 10 numeral.

Quiz 13

October 27, 2009

Perform the indicated operations

Perform the indicated operations.

Math 120

Quiz 14

October 29, 2009 Name ______________________________________