stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
week 6 Flashcards | StudBud
Explore
/
week 6
week 6
21 terms
·
StudBud Administration
·
24 plays
Imported from external platform
Flashcards
21 cards
F
Practice quiz
P
Host live
L
Questions
21
Answers
1
Which of the following is NOT a basic indicator in descriptive statistics?
Mean
Variance
Median
Regression coefficient
2
Why are research skills important in statistics?
They are only useful for academics
They are only used in financial markets
They help in creating meaningful studies and models
They replace the need for statistical tools
3
What is a 'variable' in statistics?
A fixed number that doesn’t change
A statistical method
A measurable characteristic that can change
A formula used in probability
4
What is one key benefit of understanding statistics in the workplace?
It eliminates the need for decision-making
It helps in internal company research and decision-making
It allows companies to rely only on intuition
It is only useful for financial analysts
5
What is a 'population' in statistics?
A single data point
The entire group being studied
A type of survey method
A random sample from a dataset
6
What statistical measure best represents the central tendency of skewed data?
Mean
Median
Mode
Standard Deviation
7
Which of the following is an example of inferential statistics?
Calculating the average test score in a classroom
Predicting election results using polling data
Sorting data alphabetically
Listing the highest-grossing movies
8
What is the purpose of prescriptive statistics?
To predict future trends
To provide recommendations based on analysis
To summarize large amounts of data
To conduct surveys
9
Which field benefits from statistical methods for hypothesis testing?
Data Science
Scientific Research
All of the above
Machine Learning
10
Which statistical concept is most useful for analyzing time series data?
Variance
Mode
Standard Deviation
Regression Analysis
11
Which is NOT a real-world application of statistics?
Identifying consumer behavior in marketing
Developing AI algorithms
Risk analysis in finance
Analyzing historical events without numerical data
12
What is a 'sample' in statistics?
A specific type of variable
A smaller subset of the population used for analysis
The total number of data points in a dataset
A statistical technique
13
Which principle is fundamental to making valid statistical inferences?
The sample must be representative of the population
The standard deviation must be zero
The mean must always be used as the main statistic
The data must be arranged in ascending order
14
Which spreadsheet tools can read this sheet and export to xlsx format?
Numbers
LibreOffice
Google Docs
Excel
15
Which of the following is an example of a descriptive statistic?
Summarizing sales data using the mean and median
Predicting next month’s stock prices
Making recommendations based on analysis
Identifying future trends in a market
16
Which field does NOT heavily rely on statistical analysis?
Machine Learning
Poetry Writing
Finance & Marketing
Stock Market
17
If a dataset has a high variance, what does that indicate?
The data points are close to the mean
The dataset is incorrect
The data is normally distributed
The data points are spread out
18
Which of the following best defines statistics?
A branch of algebra
The use of numerical data to make informed decisions
The study of numbers without practical application
A way to store large amounts of data
19
Why is technical literacy important when learning statistics?
It allows people to read and understand technical reports
It is not relevant to statistics
It is only needed for AI development
It replaces the need for statistical software
20
Why is statistics important in daily life?
It has no real-world applications
It helps in checking the weather forecast
It is only used by scientists
It is only for business professionals
21
What type of statistics is used to predict future trends?
Inferential statistics
Descriptive statistics
Prescriptive statistics
Predictive statistics
