TSI Review- Probability & Stats

Robert sells four different flavors of jam at an annual farmers market. The graph above shows the number of jars of each type of jam he sold at the market during the first two years. Which favor of jam had the greatest increase in number of jars sold from Year 1 to Year 2?

• Blueberry

• Graph

• Peach

• Strawberry

The table gives the population of the 5 largest countries in the European Union in the year 2014. Which of the following is closest to the mean population of these countries?

• 80.8 million

• 64.3 million

• 63.7 million

• 60.8 million

The table above shows the high temperature last Thursday for five cities, A through E. If the median of the Thursday high temperatures for these cities was 81 F, which of the following could NOT have been the high temperature last Thursday for City A?  

• 85°F

• 75°F

• 65°F

• 55°F

An airline asked its agents to assign convenience ratings on a scale of 1–7 to 114 flights leaving one of its hub cities. The histogram below shows the distribution of the ratings of the 114 flights. What is the median rating assigned by the agents?

• 3

• 4

• 5

• 6

A store stocked 150 cans of popcorn for a weekend sale. That weekend, 72 of the cans sold. What percent of the cans of popcorn stocked were sold that weekend?

• 2%

• 5%

• 48%

• 72%

If Manuel deposits 25% of $130 into a savings account, what is the amount of his deposit?

• $5.20

• $25.00

• $32.50

• $97.50

60% of what number is equal to 30?

• 0.5

• 2

• 18

• 50

What is the probability of selecting a male from a group of 4 males and 8 females?

• 2/3

• 1/2

• 4/5

• 1/3

A scoutmaster is preparing his troop for their annual fishing expedition. He surveys each of his scouts to find out how many fishing poles they own. What is the mode of the number of poles owned?

• 0

• 1

• 2

• 3

A six-sided die, with sides numbered 1,2,3,4,5, and 6, is tossed. What is the probability of tossing a number less than three?

• 1/2

• 0

• 1/4

• 1/3