Who shows more consistency in the amount of time they study per week based off the IQR?_______
Who studies more hours per week?_______
Who may have an outlier?_______
Question 4
4.
Question 5
5.
Jack (Set A) and Jill (Set B) are comparing how long they run each day. Calculate the mean and the standard deviation for both. Round to the nearest tenth if necessary
Mean (A):_______
Mean (B):_______
Standard Deviation(A):_______
Standard Deviation(B):_______
Question 6
6.
The box-and-whisker plot shows the distribution of items sold at two different stores on a typical day.
Store A
Store B
Which store sells more consistent?_______
What is the median for Store A_______
Question 7
7.
Question 8
8.
Question 9
9.
Two groups of Mr. Jones's cows were weighed in pounds. Below is the data. Round to the nearest hundredth if necessary.
Use the means and IQR's to answer the following questions.
Round answers to the nearest tenth.
Which group is heavier?_______
How much heavier is that group?_______
Which team has more consistent data?_______
How much more consistent?_______
Jimmy wants to find out the most popular musician in America. Which of the following methods will give him the most accurate results?
Surveying students that are 20 years old at a random college
Systematically surveying people at a Taylor Swift concert
Surveying random people that don't live in America
Randomly surveying people of all ages throughout the country
Select all statements that are true.
Set A has a higher mean.
Set A has a range of 4 and set B has a range of 5
Set B has a higher median
The mode for both sets is 4
Both Sets have an IQR of 2
Select all questions that would be considered STATISTICAL questions.
How old is this painting?
How tall are the players on the basketball team?
What do 7th graders prefer to eat for lunch?
On average, how old are the dogs that live on this street?
How far does our math teacher live from school?
These two histograms show the age of two groups of people.
Which data has a greater consistency in their data?
The histogram on the right
The histogram on the left
They both have the same consistency.
Alma randomly samples 2 different groups of students from her school to determine the average amount of time (in minutes) spent on their phones each day. The results of her surveys are shown in the table below.
Group 1: 60, 100, 60, 90, 65, 85
Group 2: 50, 80, 45, 60, 70, 60, 0
Group 1 should use Median and Group 2 should use Mean
Group 1 should use Mean and Group 2 should use median