Mean/Median/Mode/Range
Calculate the mean, median, mode, and range: [14, 24, 33, 37, 42]
Calculate the mean, median, mode, and range: [14, 24, 33, 37, 42]
mean: 30
median: 33
mode: no mode
range: 28
Determine the mean, median, mode and range: [2, 2, 4, 9, 12, 18, 30, 30, 45]
Determine the mean, median, mode and range: [2, 2, 4, 9, 12, 18, 30, 30, 45]
mean: 16.888...
median: 12
range: 43
mode: 2, 30
Timmy's classmates received the following scores on their math test: 54, 60, 60, 64, 65, 69, 70, 72, 73, 75, 75, 82, 86, 89, 95, 95, 97, 97, 100
If Timmy gets a 77%, what is his score's percentile?
Timmy's classmates received the following scores on their math test: 54, 60, 60, 64, 65, 69, 70, 72, 73, 75, 75, 82, 86, 89, 95, 95, 97, 97, 100
If Timmy gets a 77%, what is his score's percentile?
55th percentile
Eksan studies math for 3 hours everyday. Wayne studies 1.5x the number of hours of Eksan, Kevin studies 1 more hour than Wayne per day, and Alice studies twice the number of hours as Kevin. Find the mean, median, mode, and range of these students' time spent studying math per day in minutes.
Eksan studies math for 3 hours everyday. Wayne studies 1.5x the number of hours of Eksan, Kevin studies 1 more hour than Wayne per day, and Alice studies twice the number of hours as Kevin. Find the mean, median, mode, and range of these students' time spent studying math per day in minutes.
Mean: 360 minutes
Median: 300 minutes
Range: 480 minutes
Mode: none
Explain what Q1, Q2, Q3, and Q4 mean, and how the relate to percentiles.
Explain what Q1, Q2, Q3, and Q4 mean, and how the relate to percentiles.
Q1 means 25% of the data is at or below that value. Q1 is located at the 25th percentile
Q2...50%....50th percentile (median)
etc.
Find cos(75 degrees) without using a calculator
Find cos(75 degrees) without using a calculator
cos(75) = [sqrt(6) - sqrt(2)] / 4
Find sin(-15 degrees) without using a calculator
Find sin(-15 degrees) without using a calculator
sin(-15 degrees) = -[sqrt(6) - sqrt(2)] / 4