Probability Questions

Front

What is the formula for calculating the average of a set of numbers?

Back

Average = (Sum of all numbers) / (Total count of numbers)

Tags

CCSS.6.SP.B.5C

Front

If the average of a list of numbers is known, how can you find the sum of those numbers?

Back

Sum = Average × Total count of numbers

Tags

CCSS.6.SP.B.5C

Front

What is the median of a set of numbers?

Back

The median is the middle value when the numbers are arranged in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

Tags

CCSS.6.SP.B.5C

Front

How do you calculate the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes)

Tags

CCSS.7.SP.C.7A

Front

What is the relationship between the mean, median, and mode in a data set?

Back

In a perfectly symmetrical distribution, the mean, median, and mode are all equal. In skewed distributions, they can differ.

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

Front

How do you find the sum of numbers excluding a specific number?

Back

Sum excluding a specific number = Total sum - Specific number

Tags

CCSS.6.SP.B.5B

Front

What is the probability of selecting a specific color from a mixed set of items?

Back

Probability = (Number of items of that color) / (Total number of items)

Tags

CCSS.7.SP.C.7B

Front

How can you determine the number of additional items needed to achieve a desired probability?

Back

Set up an equation based on the desired probability and solve for the unknown quantity.

Tags

CCSS.HSS.CP.B.7

Front

What is the significance of distinct numbers in a data set?

Back

Distinct numbers are unique values that do not repeat, which can affect calculations of average and median.

Tags

CCSS.6.SP.A.3

Front

How do you interpret survey results in terms of conditional probability?

Back

Conditional probability is the probability of an event occurring given that another event has already occurred.

Tags

CCSS.8.SP.A.4