Quarter 4 Statistics Reviewer!

Which of the following terms refers to a certain data point or value that falls in a sample data or array of distribution?

• Measure of Position  

• Permutation 

• Statistics

• Probability

Which measures of position divides a distribution into one hundred equal parts?

• quartiles

• deciles

• percentiles

• quantiles

Which of the following is NOT equivalent to median?

• 50th Percentile

• 5th Decile

• 2nd Decile

• 2nd Quartile

What is the population size (N)?

• 25

• 30

• 35

• 40

What is the size of the class interval (i )?

• 7

• 6

• 5

• 4

What is the less than cumulative frequency (<cf) of the class 49-55?

• 8

• 7

• 4

• 3

What is the median in the set of scores; 8, 10, 12, 14, 17, 19, 19, 22, 24.

• 22

• 19

• 17

• 14

The 1st quartile of the ages of 250 fourth year students is 16 years old. Which of the following statements is TRUE?

• Most of the students are below 16 years old.

• Twenty-five percent of the students are 16 years old.

• One hundred fifty students are younger than 16 years.

• Seventy-five percent of the students are 16 years old and above.

In a 50-item test, Roderick got a score of 37 which is the third quartile. This means that:

• He got the highest score   

• 75% of the class did not pass the te

• He surpassed 75% of his classmate

• His score is higher than 25 of his classmates

What measure of position are you going to use if you want to determine whether an observation from a set of data falls in the upper 80% or the lower 20% of the ordered data set?

• 2nd decile

• 4th decile

• 45th percentile

• 80th percentile