Exam 23: Mathematics

In which of the following scenarios would a bar graph be the best graphic organizer for the data?

What is the outlier in the following set: 11, 22, 33, 44, 55, 112, 23, 34 and 45?

What is the median for the numbers 89, 87, 94, 82, 89, 91, 95, 88, 90, 87, 92 and 93?

Which type of chart or graph would be the best graphic organizer to demonstrate the relationship between foreign aid to a nation and the decrease in child mortality rates among its citizens?

What are the two primary categories of fractions?

What is the mode for the numbers 34, 62, 58, 49, 37, 85, 22, 44, 37 and 52?

A company just distributed candy bars wrapped with golden tickets hidden within ordinary shipments of their product. The company spokesperson announces that there is a "one in one thousand chance" of someone finding a golden ticket when they open a candy bar, and that 500,000 candy bars have been distributed in the golden ticket promotion. If a person buys three of the candy bars, what is their chance of finding a golden ticket?

If two cities are 500 miles apart, approximately how many kilometers apart are they?

If Martin invests $20,000 for 20 years and his investment earns 20% interest compounding quarterly, what will it be worth at the end of his investment period?

A variable that affects the data collected but is not accounted for or demonstrated in the statistical measure of the data is a:

During a three-day, two-night business trip to Egypt a traveler recorded her expenses so that she could be reimbursed upon her return. She paid $350 for her airfare to Cairo. For each cab ride she took in Cairo, she paid a fare of 40LE (40 livre égyptienne or Egyptian pounds), and she took two cab rides per day. She spent 300LE each day on food, and each night in the hotel cost 1500LE. Her plane fare home from Cairo cost 3923LE. If the exchange rate of American dollars to Egyptian pounds is $1 = 6.0361 EGP, how much will the traveler be reimbursed in American dollars?

In a graph, the horizontal line going from left-to-right in usually which axis?

A group interested in the result of an upcoming ballot initiative about the public school system is conducting a poll to find the likely outcome. They randomly select registered voters with school-age children from the voting population. The first question in the poll ascertains whether or not the participant is a likely voter and only those people who plan to vote are asked to complete the poll. What is the flaw in this sample?

Using data to predict what might occur in the future, beyond what the data set has explicitly demonstrated, is called:

Ellen is laying sod, and she has a small triangular area to cover to complete the task. The lengths of the three sides are 10 feet, 8 feet and 6 feet. How much sod does she need to fill the bare area?

If Jack's plane takes off in New York City at 10 a.m. and lands in London seven hours later, what time is it in London when he arrives?

All data can be divided into four equal sections that are called:

A natural disaster cut a town off from its water supply. People must consume two quarts of clean water per day to survive. If an agency is going to deliver a three-day supply of clean water for each person and there are 32,684 people in the town, how many gallons of water must the agency transport there?

What is the mean for the following test scores? 92%, 87%, 75%, 88%, 96%, 95%, 94%, 82%, 88%

In which of the following scenarios would a pie chart be the most effective way to display data?