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WorksheetsUnit 1 Review
Total questions: 45
Worksheet time: 24mins
The two main branches of statistics are?
Qualitative and Quantitative
Inferential and Descriptive
Parameter and Statistics
Levels of Measurement and Sampling
How do descriptive and inferential statistics differ?
Descriptive statistics are more computationally sophisticated than inferential statistics.
Inferential statistics are more computationally sophisticated than descriptive statistics
Descriptive statistics only attempt to describe data, while inferential statistics attempt to make predictions based on data.
Inferential statistics only attempt to describe data, while descriptive statistics attempt to make predictions based on data.
A science of collection, presentation of data.
Population
Statistics
Analysis of Data
None of the above
Refers to the collection of facts where the researcher gets information.
Collection of Data
Organization of Data
Analysis of Data
None of the above
Refers to the organization of data into tables, graphs and charts.
Collection of Data
Collation of Data
Presentation of Data
None of the above
Statistics which is concerned with summarizing values to describe group characteristics of the data.
Descriptive
Inferential
Parametric
Non Parametric
It is the science of collecting, organising, analysing and interpreting data in order to make decisions.
Data
Statistics
Variable
Population
What is data?
Information coming from observations, counts, measurements or responses.
The science of collecting, organising, analysing, and interpreting data in order to make decisions.
A numerical description of a population characteristic.
A numerical description of a sample characteristic.
Complete the definition:
A _________ consists of all subjects (human or otherwise) that are being studied
Statistics
Number
People
Population
Pueblo
Complete the definition:
A _______ is a subset of a population
sample
sampel
people
statistics
group
It is a numerical description of a population characteristic.
Parameter
People
Statistics
Data
It is a numerical description of a sample characteristic
Statistic
Statistics
Parameter
Data
The seniors at Kennedy High School are going to vote where the senior trip should be. The Teachers need 100 votes before they can make a final decision. Identify the population.
Seniors at Kennedy High School
Teachers at Kennedy High School
100 senior voters
Is descriptive or inferential statistics being used: The senior citizens that live in Florida have better memories than the ones that live in Arizona.
descriptive
inferential
Is descriptive or inferential statistics being used: The average number of automobiles each household owns will increase next year.
descriptive
inferential
Is descriptive or inferential statistics being used: The average salary of all assembly-line workers at a certain car manufacturer is $35,000.
descriptive
inferential
Is the following study experimental or observational? A researcher stood at a parking lot entrance to see if the color of a car is related to the driver not wearing a seat belt.
experimental
observational
Is the following study experimental or observational? One group of subjects was given an herbal supplement and another group was given a placebo. After one year, the number of illnesses each group had was compared.
experimental
observational
Level of measurement where there is logical ordering or categories.
Nominal
Ordinal
Interval
Ratio
What is the scale of measurement for "SPEED (km/hr)"
Ordinal
Discrete
Nominal
Ratio
A teacher asks students to identify their favourite reality television show. What type of measurement scale do the different television shows make up?
Nominal
Ordinal
Interval
Ratio
The number of computers in a library.
discrete data
continuous data
Time taken to complete homework.
discrete data
continuous data
The weight of an elephant.
discrete data
continuous data
The amount of rain, in cm, that falls in a storm.
discrete data
continuous data
The number of boys in a class is 1B .
discrete data
continuous data
This type of data includes but is not limited to words, pictures, discussions, audio and video recordings, comments, observations.
Quantitative
Qualitative
This type of data is limited to facts, statistics, figures, numerical information, percentages.
Quantitative
Qualitative
Information that cannot actually be measured is
Qualitative data
Quantitative data
an Inference
an Observation
Data that can be counted or measured is
Qualitative data
Quantitative data
an Inference
an Observation
I look at a bee and notice that it is fuzzy and that it is black and yellow. This is an example of
Inference
Prediction
Qualitative observation
Quantitative observation
1. For a class assignment, Tyler will conduct a survey to find out what students like to do after school. He asks the first 10 people he sees in the gymnasium before school what they like to do after school. Which statement correctly explains whether Tyler's sample is a random sample?
Tyler’s sample is not random because he only asks 10 people
Tyler’s sample is not random because he asks people in a gymnasium.
Tyler’s sample is random because he asks the first 10 people he sees.
Tyler’s sample is random because he asks each person the same question
Andre wants to survey a random sample of the student body in his school to find out which day after school would work best for students to do volunteer work for a local charity. Which sample would best represent the student body?
asking twenty students waiting in line for lunch
asking twenty students on their way to the bus after school
asking the first 20 of his friends.
asking one person each from twenty different classrooms during homeroom.
Colton polled the first 22 people at the town senior center. Is this a random sample of the town residents?
Lee will conduct a survey at his school. He will select a random sample of students at the school to take the survey. Which sample is the best random sample for Lee to use?
every other student in the drama club
every fifth student who enters the school
every student who rides the same bus as Lee
every fourth student in Lee’s homeroom class
Which statement best describes a random sample from all the students at a Middle School?
Of all the students who are on the track team, the first three to finish a race are selected.
Of all the students in the drama club, every third and fourth student auditions for the club.
Of all the students who complete an assignment from one class, the first, third, and tenth students are selected.
Of all the students who attend a school-wide assembly, those sitting in every third seat are selected.
Random
Random
Random
Random
