Questions from Statistics


Q: The area codes (such as 617) of the telephone numbers

The area codes (such as 617) of the telephone numbers of survey subjects

See Answer

Q: The weights of textbooks used in college courses.

The weights of textbooks used in college courses.

See Answer

Q: The page counts of textbooks used in college courses.

The page counts of textbooks used in college courses.

See Answer

Q: The number of likes for a specific post on Facebook.

The number of likes for a specific post on Facebook.

See Answer

Q: The arrival delay times recorded for a random sample of flights from

The arrival delay times recorded for a random sample of flights from New York to Chicago.

See Answer

Q: The exact times required by students to reach their first class.

The exact times required by students to reach their first class.

See Answer

Q: 106 adults are randomly selected and tested for their body temperatures.

106 adults are randomly selected and tested for their body temperatures. Based on that sample, it is estimated that the average (mean) body temperature is 98.2°F with a margin of error of 0.1°F.

See Answer

Q: The times (years) it takes college students to earn a

The times (years) it takes college students to earn a bachelor’s degree, such as 4 years, 4¹∕² years, 5 years, and so on.

See Answer

Q: Number of commercial aircraft in the air at any point in time

Number of commercial aircraft in the air at any point in time.

See Answer

Q: The speeds of commercial aircraft in the air at any one point

The speeds of commercial aircraft in the air at any one point in time.

See Answer