Data Analysis and Probability Test Part I

According to the box-and-whisker plot, what was the upper quartile of gallons of paint sold at John’s Hardware Store in a month?

• 58

• 60

• 61

• 62

Tags

Box and Whisker Plot

What is the first step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean.

• Determine the mean of the data.

• Determine the mean of the distances.

Tags

Mean Absolute Deviation

The larger the Mean Absolute Deviation the more consistent the data is.

• True

• False

Tags

Mean Absolute Deviation

The rules of a contest say that there is a 6% chance of winning a prize. Four hundred people enter the contest. Predict how many people will win a prize.

• 6

• 22

• 24

• 240

You shuffle a deck of 26 cards representing the letters of the alphabet. You randomly select a card from the deck. What is the theoretical probability that the card represents one of the letters in the word “mathematics”? Be careful, only count letters that are not the same

• $\frac{9}{13}$

• $\frac{11}{26}$

• $\frac{4}{13}$

• $\frac{9}{26}$

Tags

Probability

When finding the middle number of a set of data, you are finding the ___________________

Jeremy scored the following on his last seven math tests (out of 100): 75, 81, 92, 75, 86, 90, 75 Jeremy decides to calculate the mean, median, mode and range of his scores, which are shown above. How high does Jeremy have to score on his next test in order to improve his average?

• Greater than 17

• Greater than 75

• Greater than 81

• Greater than 82

Tags

Measures of Center

What is the Theoretical Probability of not landing on red.

• 25%

• 65%

• 50%

• 66.7%

Tags

theoretical probability

Data which exists beyond set boundaries are considered _____________________.

• Lower Extreme

• Outlier

• Upper Extreme

• Interquartile Range

What was the relative percent of just Batman fans who were NOT in 11th grade?

• 66%

• 34%

• 40%

• 55%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3