Question at position 6 The amount of time taken by each of 10 students in a class to complete an exam is an example of what type of data?Categorical dataCannot be determinedQuantitative dataTime series dataClear my selection单项选择题
A
Categorical data
B
Cannot be determined
C
Quantitative data
D
Time series data

Question

Question at position 6 The amount of time taken by each of 10 students in a class to complete an exam is an example of what type of data?Categorical dataCannot be determinedQuantitative dataTime series dataClear my selection单项选择题

A

Categorical data

B

Cannot be determined

C

Quantitative data

D

Time series data

BlackTom AI · Accepted Answer

The question asks about the type of data represented by the amount of time taken by each of 10 students to complete an exam. Here is a step-by-step examination of each option.

Option 1: 'Categorical data' — This would involve data that can be placed into distinct categories without a meaningful numeric scale (e.g., eye color, handedness, or favorite fruit). Since time is measured on a numeric scale and has meaningful quantities (you can say one student took 45 minutes, another 50 minutes, etc.), this option is not appropriate.

Option 2: 'Cannot be determined' — In this context, the data are clearly numeric time measurements. Therefore, there is sufficient information to determine the data type, making this option incorrect.

Option 3: 'Quantitative data' — This label fits data that represent numerical quantities and can be measured along a scale with meaningful units (minutes, seconds). Time taken to complete an exam is a numeric measure and thus falls under quantitative data. This can further be described as discrete or continuous depending on how time is measured, but the essential categorization as quantitative is correct.

Option 4: 'Time series data' — Time series data are measurements recorded at successive points in time, often to analyze trends over time. In this case, the data are the durations for each student, not measurements collected sequentially over a time interval for the same subject. Since there is no sequence or temporal ordering across observations beyond the inherent measurement unit, this option does not apply.

Summary of reasoning: The core idea is that the data are numeric durations with a meaningful unit (minutes), which aligns with quantitative data rather than categories or a temporal sequence. The incorrect options misclassify the nature of the measurements or overstate the data collection design involved in this scenario.

Question at position 6 The amount of time taken by each of 10 students in a class to complete an exam is an example of what type of data?Categorical dataCannot be determinedQuantitative dataTime series dataClear my selection单项选择题

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Question at position 6 The amount of time taken by each of 10 students in a class to complete an exam is an example of what type of data?Categorical dataCannot be determinedQuantitative dataTime series dataClear my selection单项选择题

类似问题

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Match the following data categories to their description of data type: 1: quantitative discrete 2: quantitative continuous 3: qualitative nominal 4: qualitative ordinal

A doctor recorded the weights (in kilograms) and the heights (in cm) of [math: 50] patients in order to calculate their Body Mass Index (BMI). The variables weight and height are:

Numeric data are data on which you can perform meaningful arithmetic procedures.

更多留学生实用工具

希望你的学习变得更简单

The following variables are collected from an online shopping website. Select the correct data type for each variable. 1: Postcode 2: Day of Purchase (Monday - Sunday) 3: Amount of spent ($) 4: Quantity bought (kg)