Curtis decided to spend his spring break watching Netflix. He tracked the amount of hours he spent watching movies and shows for 8 days. The data is listed below. Find the median.
3,3,5,6,9,9,9,10
What is 7.5
100
I am making a histogram for the following set of heights listed below using bin widths of 10 inches. What would be the frequency of the bin labeled "40-50"?
12,16,20,24,31,33,43,44,44,45,48,49,50,52,53
I set up a stand in the middle of town with a sign asking anyone who walks by to PLEASE take time to answer three questions regarding their recycling habits. What form of sampling does this situation best represent?
What is Voluntary Sampling
200
The sum of all the angles in any triangle always add up to _______ degrees and the sum of all the angles in any quadrilateral always add up to_________ degrees
What is 180 & 360 degrees
200
True or False:
The maximum amount of equal sides a right triangle can have is 2.
What is TRUE
300
What are three statistical measures we use to analyze the VARIABILITY within a set of data?
What is CLASS 1 RANGE: 16
CLASS 2 RANGE: 19
Class 1's scores were more consistent
300
Shannon is interested in surveying some of her classmates to determine whether skiing or snowboarding is more popular at her school. During all of the after school club meetings, Shannon specifically only surveys the members in ski club. What form of sampling is this?
What is Cluster Sampling
300
TRUE OR FALSE
Adjacent angles are always either supplementary or complementary
What is FALSE
300
Which triangle side length combination is NOT possible:
Triangle 1: 5in, 12in, 13in
Triangle 2: 3in, 4in, 5in
Triangle 3: 6in, 7in, 14in
What is Triangle 3. (13 is not greater than 14)
400
Give me a scenario where it would be more appropriate to use the median opposed to the mean when choosing the measure of center that best represents the data.
What is When the data contains one or more extreme data points, known as outliers.
What is As people grow older, their bodies and health tend to deteriorate- making it harder for them to spend a lot of time exercising.
400
Matt is trying to figure out what the most popular song at Harmon is. Instead of taking time to ask everyone in the school, he thinks it would be easiest to survey all the people he walks past on the way to lunch. What form of sampling does this scenario best represent?
2/5 of the total animals at the pet store are dogs. If there are 16 dogs at the pet store, how many total animals are there in the store?
What is 40 total animals.
500
Madison records the amount of miles she runs after school for 5 days. The data is listed below. Calculate her mean absolute deviation. You may leave your answer as a fraction.
1,2,2,4,6
I want to conduct a survey at an assembly to determine the overall favorite subject at Harmon. Mrs. Treblas thinks I should put every student's name in a hat and without looking, pull 30 names of students to survey. Mrs. Mcdermitt thinks I should send out an online survey to every student at the assembly asking them to take time to answer my questions. Mr. Brancazio thinks it would be easiest to ask the ten students sitting the closest to me. Whose method should I choose and why?
What is Mrs. Treblas. Her method has the least bias and is truly random.
What is X = 30
Angle 1: 57 degrees & Angle 2: 33 degrees
500
A bag of marbles contains 3 red marbles, 2 white marbles, and 3 blue marbles. What is the probability of pulling two red marbles out of the bag without replacement?