Regents Prep

The table shows the heights, in inches, of the players on the opening-night roster of the 2015- 2016 New York Knicks. The population standard deviation of these data is approximately

• 3.5

• 13

• 79.7

• 80

What movie says "Hakuna Matata"?

• Lilo and Stitch
• Toy Story
• The Jungle Book
• The Lion King

Corinne is planning a beach vacation in July and is analyzing the daily high temperatures for her potential destination. She would like to choose a destination with a high median temperature and a small interquartile range. She constructed box plots shown in the diagram below. Which destination has a median temperature above 80 degrees and the smallest interquartile range?

• Ocean Beach

• Serene Springs

• Whispering Palms

• Pelican Beach

Noah conducted a survey on sports participation. He created the following two dot plots to represent the number of students participating, by age, in soccer (left) and basketball (right). Which statement about the given data set is correct?

• The data for soccer players have less spread than the data for basketball players.

• The data for basketball players have the same median as the data for soccer players.

• The data for basketball players have a greater mean than the data for soccer players.

• The data for soccer players have a greater mean than the data for basketball players.

Donna and Andrew compared their math final exam scores from grade 8 through grade 12. Their scores are shown below. Which statement about their final exam scores is correct?

• Andrew has a higher mean than Donna.

• Donna and Andrew have the same median.

• Andrew has a larger interquartile range than Donna.

• The 3rd quartile for Donna is greater than the 3rd quartile for Andrew.

Isaiah collects data from two different companies, each with four employees. The results of the study, based on each worker's age and salary, are listed in the tables below. Which statement is true about these data?

• The median salaries in both companies are greater than $37,000.

• The mean salary in company 1 is greater than the mean salary in company 2.

• The salary range in company 2 is greater than the salary range in company 1.

• The mean age of workers at company 1 is greater than the mean age of workers at company 2.

What is the longest river in the world?

• Nile

• Ohio

• Mississippi

• Amazon

Christopher looked at his quiz scores shown below for the first and second semester of his Algebra class.

Semester 1: 78, 91, 88, 83, 94

Semester 2: 91, 96, 80, 77, 88, 85, 92 52

Which statement about Christopher's performance is correct?

• The interquartile range for semester 1 is greater than the interquartile range for semester 2.

• The median score for semester 1 is greater than the median score for semester 2.

• The mean score for semester 2 is greater than the mean score for semester 1.

• The third quartile for semester 2 is greater than the third quartile for semester 1.

The table below shows the annual salaries for the 24 members of a professional sports team in terms of millions of dollars. The team signs an additional player to a contract worth 10 million dollars per year. Which statement about the median and mean is true?

• Both will increase.

• Only the median will increase.

• Only the mean will increase.

• Neither will change.

The heights, in inches, of 12 students are listed below.

61,67,72,62,65,59,60,79,60,61,64,63

Which statement best describes the spread of these data?

• The set of data is evenly spread.

• The median of the data is 59.5.

• The set of data is skewed because 59 is the only value below 60.

• 79 is an outlier, which would affect the standard deviation of these data.