Minor(2024)SEM I Module 1:Type of Variables and its Measurements

Which of the following is an example of a nominal variable?

• Number of siblings
• Height
• Temperature
• Eye color

Which scale of measurement is used for ranking preferences, such as the top five favorite movies?

• Interval
• Nominal
• Ordinal
• Ratio

A teacher records the test scores of students in a class. Which statistical measures should be used to analyze the test scores?

• Frequency and Percentages

• Mean and Variance

• Proportion and Median

• Mode and Percentage

In a market survey, consumers are asked which brand of smartphone they prefer. What is the best way to summarize this qualitative data?

• Mean and variance

• Frequency and percentage

• Median and Range

• Standard Deviation

A researcher collects data on the annual incomes of a sample of 10 new employees in a company as follows (in $1000s): 50, 55, 60, 58, 52, 54, 57, 53, 56, 59. What would be the expected salary for a person who would like to join the same company.

• $51,800
• $58,700
• $55,400

• $53,200

In a town of 2000 residents, 500 people were found to be using public transportation daily and the government found it profitable. Then, the government would decide to employ public transportation in another town of 3000 residents, if how many residents are willing to use the public transportation?

• 100

• 500

• 750

• 450

A farmer measures the yields (in kg) of a crop from 8 different fields: 300, 320, 310, 305, 315, 325, 310, 330. What yield will the farmer be expecting in the next year for the crop from the 8 different fields..

• 315 kg
• 325 kg
• 310 kg
• 340 kg

In a classroom of 48 students, 29 students passed in the examination of SEM I Minor Statistics paper "Fundamentals of Statistics and Data Visualization". Place your opinion whether a new student would pass the exam or not.

• Yes

• No

• Lesser chance to pass

• Higher is the chance to pass

What type of variable is the number of students in a classroom?

• Continuous quantitative variable
• Discrete quantitative variable
• Categorical variable
• Ordinal variable

A survey asks respondents to indicate their level of satisfaction on a scale from 1 to 5. This data is:

• Nominal
• Ordinal
• Ratio
• Interval