Quiz: Introduction to Statistics (1.1)

Test your understanding of the specific concepts, types of statistics, variables, and data classifications covered in this statistics lecture

Mathematics mixed 8 Questions Video Quiz

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Q1 Beginner 1 pts

According to the video, what are the two main types of statistics mentioned? Video Reference:
"there are two kinds of Statistics there is inferential statistics and there is descriptive statistic..."

Timestamp: 0:15

Inferential and descriptive statistics Categorical and quantitative statistics Population and sample statistics Discrete and continuous statistics

Q2 Intermediate 2 pts

The speaker provides which specific example of a categorical and ordinal variable? Video Reference:
"something is said to be categorical and ordinal if there is a logical ordering to the values of a ca..."

Timestamp: 2:00

Letter grade Hair color Number of pets Weight

Q3 Intermediate 2 pts

According to the video, which of these is specifically mentioned as an example of a discrete quantitative variable? Video Reference:
"discret variables refer to variables that can only be measured in certain numbers an example of this..."

Timestamp: 2:30

Number of pets owned Weight Height Hair color

Q4 Beginner 1 pts

When the speaker mentions '65%' in the video, it is used as an example of what? Video Reference:
"when you hear a professor say something like the average midterm score was 65% they are using descri..."

Timestamp: 0:45

Descriptive statistics Inferential statistics Sample size Population parameter

Q5 Advanced 3 pts

According to the video, hair color is specifically classified as which type of categorical variable? Video Reference:
"something is said to be categorical and nominal if there is no logical ordering to the values of a c..."

Timestamp: 2:15

Categorical and nominal Categorical and ordinal Discrete quantitative Continuous quantitative

Q6 Intermediate 2 pts

The video states that weight is an example of a continuous variable because: Video Reference:
"we can measure this variable in as many decimal places as we want which is why it is classified as a..."

Timestamp: 2:45

It can be measured in as many decimal places as we want It only uses whole numbers It can be categorized It can only be positive

Q7 Advanced 3 pts

According to the video, if we measure students' statistics performance using letter grades (A, B, C, etc.), we are working with: Video Reference:
"if instead we decide to place people into categories based on letter grade then we would be working ..."

Timestamp: 3:00

Categorical data Quantitative data Continuous data Discrete data

Q8 Intermediate 2 pts

The video defines inferential statistics as: Video Reference:
"inferential statistics deals with taking a sample and analyzing that sample to make judgments or cla..."

Timestamp: 0:25

Taking a sample and analyzing it to make judgments about a population Collecting and interpreting all data Using graphs and histograms Measuring continuous variables

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Quiz: Introduction to Statistics (1.1)

According to the video, what are the two main types of statistics mentioned? Video Reference: "there are two kinds of Statistics there is inferential statistics and there is descriptive statistic..." Timestamp: 0:15

The speaker provides which specific example of a categorical and ordinal variable? Video Reference: "something is said to be categorical and ordinal if there is a logical ordering to the values of a ca..." Timestamp: 2:00

According to the video, which of these is specifically mentioned as an example of a discrete quantitative variable? Video Reference: "discret variables refer to variables that can only be measured in certain numbers an example of this..." Timestamp: 2:30

When the speaker mentions '65%' in the video, it is used as an example of what? Video Reference: "when you hear a professor say something like the average midterm score was 65% they are using descri..." Timestamp: 0:45

According to the video, hair color is specifically classified as which type of categorical variable? Video Reference: "something is said to be categorical and nominal if there is no logical ordering to the values of a c..." Timestamp: 2:15

The video states that weight is an example of a continuous variable because: Video Reference: "we can measure this variable in as many decimal places as we want which is why it is classified as a..." Timestamp: 2:45

According to the video, if we measure students' statistics performance using letter grades (A, B, C, etc.), we are working with: Video Reference: "if instead we decide to place people into categories based on letter grade then we would be working ..." Timestamp: 3:00

The video defines inferential statistics as: Video Reference: "inferential statistics deals with taking a sample and analyzing that sample to make judgments or cla..." Timestamp: 0:25