Hurley Math Review

Graphs

100

What does a pie chart show?

data in percentage/fraction form

200

First step in creating a box and whisker plot?

Order the data set & find the median

300

If the values on a bar graph are higher on the right side, what direction is the skew?

Left

400

Create a dot plot of the height of each student in your group. 

What is Mr. Hurley will check your graph?

500

Create a scatterplot that shows two variables. For example, hot-cold food, and time of day eating it. 

What is Mr. Hurley will check your graph?

Measure of Central Tendency

100

The middle number in an ordered data set.

Median

200

The sum of all values in a data set divided by the quantity of values.

Mean

300

999,4,5,1,9,3,2,890,900

What is the median?

5

400

2,5,1,7,9,0,2,4,7,2,1,5,2,7

What is the mode?

2

500

43,25,60,39,29,10,20,54,39,920

What is the standard distribution?

Mean: 123.9

Mode: 39

Median: 39

Range: 910

Probability

100

For a fair six-sided die, what is the probability that it will land on odds?

1/2

200

Ifan rolls a fair dice, with sides labeled A, B, C, D, E and F. What is the probability that the dice lands on a vowel?

1/3

300

A fair coin is tossed three times. Work out the probability of getting two heads and one tail.

3/8

400

Probability of drawing 4 straight Aces, if you do not return the Aces to the deck. 

What is 4/52 * 3/51 * 2/50 *1/49?

500

The probability that a random person in your group has more than one vowel in their first name. 

What is Mr. Hurley will check your work?

Population and Sampling

100

What is a bias?

showing favoritism to a sampling of a population

200

The speed of every fifth car passing a police speed trap?

Sample

300

What would the population of a sample of 30 senior citizens?

All senior citizens

400

The sample is Murakami went 1/3 on Sunday. The population is...

What are all of Murakami's at-bats for the year?

500

The letter used as lowercase to refer to the sample and as a capital letter refers to the whole population. 

What is n & N?

Potpourri

100

The name of the brothers in the show Zoboomafoo

Who are the Kratt Brothers? (Chris & Martin)

200

Give an alternative title to the movie Mean Girls

What are the Average Girls?

300

Name all three sporting events that Mr. Hurley went to in the past week. 

What are the Cubs, Fire, and White Sox games?

400

The White Sox win-loss record is: 19-21. Give their win percentage as a decimal. 

.475

500

The Cubs win-loss record is: 27-14. Give the number of games they would have to win in a row to make them win 75% of their games. 

What is 15?