Problem-Solving and Data Analysis: One-variable data-Distributions and measures of center and spread — Quiz 1

Questions in this quiz (10)

1. In April, there were $$43$$ volunteers in a cleanup project. Each volunteer chose a gift labeled A, B, C, or D. The bar graph shows that $$14$$ chose A, $$8$$ chose B, $$18$$ chose C, and $$3$$ chose D. How many volunteers chose gift C?

   • $$3$$
   • $$8$$
   • $$14$$
   • $$18$$

2. A bar graph shows that $$40$$ students were born in July and $$50$$ students were born in August. How many more students were born in August than were born in July?

   • $$90$$
   • $$50$$
   • $$40$$
   • $$10$$

3. A box plot summarizes the number of acres of useful timberland in $$13$$ counties in California. The median shown on the box plot is closest to which value?

   • $$4399$$
   • $$7067$$
   • $$8831$$
   • $$10595$$

4. A bar graph shows the distribution of $$414$$ books collected by $$10$$ different groups for a book drive. The bar for group $$1$$ shows $$30$$ books. How many books were collected by group $$1$$?

   • 30

5. A box plot summarizes $$15$$ data values. The median shown on the box plot is $$5$$. What is the median of this data set?

   • $$2$$
   • $$3$$
   • $$5$$
   • $$8$$

6. The table shows the number of students in three clubs. The number of students in the Robotics Club is $$p\%$$ of the number of students in the Art Club. What is the value of $$p$$?

   • $$50$$
   • $$100$$
   • $$150$$
   • $$200$$

7. The data set below shows the number of books read by $$9$$ students.$$4,5,5,6,8,10,12,14,17$$If the greatest value is removed from the data set, what is the new median?

   • $$6$$
   • $$7$$
   • $$8$$
   • $$9$$

8. The table shows the results of a survey. How many more people responded weekly than responded either rarely or never?

   • $$4$$
   • $$8$$
   • $$16$$
   • $$20$$

9. A data set has $$12$$ values with a sum of $$216$$. If one value of $$30$$ is removed, what is the mean of the remaining values?

   • $$15$$
   • $$16$$
   • $$17$$
   • $$18$$

10. Data set A is: $$5,7,9,11,13$$.Data set B is: $$4,6,8,10,12,14$$.Which statement correctly compares the medians of data set A and data set B?

    • $$The\ median\ of\ data\ set\ A\ is\ less\ than\ the\ median\ of\ data\ set\ B.$$
    • $$The\ median\ of\ data\ set\ A\ is\ greater\ than\ the\ median\ of\ data\ set\ B.$$
    • $$The\ medians\ are\ equal.$$
    • $$The\ median\ of\ data\ set\ B\ cannot\ be\ determined.$$