What is add all the numbers and divide by how many numbers you have?
100
The definition of mode is?
What is the most common occurring number
100
What is the first thing you need to do to calculate the median?
What is put in numerical order
100
What is an outlier and what can it affect?
What is a number much higher or lower than the other numbers, and it can affect the average
100
Which one of mean,mode,median and range is more commonly used?
What is Mean
200
Calculate the mean of these numbers:
12, 9, 17, 21, 16
What is 15
200
Find the mode:
55,67,89,58,55,58,77,55
What is 55
200
Find the median:
54, 67, 44, 61, 58, 49, 50
What is 54
200
How do you calculate the range?
What is subtract the lowest number from the highest
200
What type of data can you calculate the mean of: Qualitative or quantitative and why?
What is quantitative because it involves numbers
300
Riley has taken 7 exams throughout the year, her scores were 75%, 88%, 77%, 83%, 90%, 45%, 79%, what is her average score?
What is 76.7%
300
Frankie plays basketball, the amount of baskets she got in each game are:
22,32,12,21,23,33,31
Find the mode
What is there is no mode?
300
What is the median of these numbers:
134, 125, 146, 138, 122, 150
What is 136
300
Identify the outlier(s)
7, 15, 17, 20, 55
What is 7 and 55
300
To have data that is not very varied is it better to have a smaller or larger range?
What is smaller range
400
In a Grade 7 class the mean height for 9 students is 146cm. 8 of the heights are 148,137,142,150,140,147,145 and 151, what is the height of the ninth student?
What is 154?
400
The mode of a set of numbers is 121. What is the missing number?
121,134,132,121,120,134
What is 121
400
The median of a set of numbers is 19.7
Find the missing number:
16.3, 33.7, 24.2, 12.5, 10.9
What is 23.1
400
What is the difference between the averages when you include the outliers and when you don't?
77, 89, 17, 72, 82, 90, 79, 150
What is 15.8
400
The mean for a set of 6 numbers is 45. Five of the numbers are 34, 56, 47, 61, 42...
What is the 5th number and what is the median for this set of numbers?
What is 30 and 44.5
500
The mean of a set of 12 numbers is 65. When a number y is removed from the set, the mean is changed to 63.
Find the value of y?
What is 87
500
The mean for a set of 8 numbers is 33. Seven of the numbers are:
37,41,66,11,40,20,12
What is the mode?
What is 37
500
Jeremy wants to play for the hockey team with the best median win average per season:
Tigers: 45.3, 67, 59.7, 39.2, 61.5
Jaguars: 47.3, 38.9, 73.4, 62.7
Lions: 45, 78, 49, 77, 69, 39
What is Tigers
500
The ranges of 3 sets of data are 78, 37, and 41. The set of data with the biggest outlier lowest number is 32.6 what is the highest number?
What is 110.6
500
The mean weight of a group of 15 athletes was 60 kg. Two athletes whose weights were 68kg and 65 kg left the group.
What is the new mean weight of the remaining athletes in the group?