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Statistics and Probability Flashcards | StudBud

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Finding the mean is finding the:

What is the definition of a sample?

Statistics and Probability

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Answers

1
What is the definition of a sample?
Data collected firsthand
A small group of population surveyed
Data collected by someone else
The whole population surveyed
2
Finding the mean is finding the:
Average
Median
Sample
Census
3
Which of the following is numerical continuous data?
The type of transport the year 7’s use to get to school
The number of books read by the year 10’s during 2020
Are the year 7 boys taller than the year 7 girls?
How long it takes the year 7's to walk to class
4
What is the median?
total number of values / sum of all values
Middle value when ordered from least to greatest
Sum of all values / total number of values
Average
5
What is the definition of primary data?
A small group of population surveyed
The whole population surveyed
Data collected firsthand
Data collected by someone else
6
Calculate the mean: 6, 8, 9, 0, 5
4.67
7
5.6
28
7
Which of the following is numerical discrete data?
The number of pets owned by the year 7G Class
Are the year 7 boys taller than the year 7 girls?
What is the most popular favourite colour of the year 7 class?
The gender of the babies born in 2019
8
Calculate the mean: 72, 87, 90, 85, 25
71.8
359
59.83
245
9
To calculate the mean:
Sum of all values / total number of values
Middle value when ordered from least to greatest
total number of values / sum of all values
Middle value when ordered from greatest to least
10
Which of the following is categorical data?
The type of transport the year 7’s use to get to school
The time it takes the year 7’s to get to school.
The speed travelled by morning drivers.
The number of tvs owned in the class