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Homework answers / question archive / Question 1)The complete collection of all entities we are interested in studying is called the sample

Question 1)The complete collection of all entities we are interested in studying is called the sample.

Question 2

The following graph illustrates the distribution of letter grades for a FIU Course in a class of 250 students.

Based on this information, how many students had either As or Bs as their letter grade ?

Question 3

Each day, the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions. Saturday's cumulative frequency ogive follows.

The total number of sales transactions on Saturday was _____________.

Question 4

As part of a survey of college students a researcher is interested in the variable class standing as a numerical value between 1 and 4. She records 1 if the student is a Freshman, a 2 if the student is a sophomore, a 3 if the student is a junior, and a 4 if the student is a senior. The level of data measurement for the variable class standing is

Question 5

The following boxplot illustrates the total scores for a sample of 60 students. According to the graph, how many students had scores 70 or lower ?

Question 6

The following boxplot illustrates the total scores for a sample of 60 students. According to the graph, how many students had scores above 70 ?

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