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Which of the following is the mean height for the five dogs?
Five dogs have the following heights in millimeters: 300, 430, 170, 470, 600 Which of the following is the mean height for the five dogs?A . 394mmB . 405mmC . 493mmD . 504mmView AnswerAnswer: A Explanation: The mean height for the five dogs is calculated by adding up all the...
Which of the following BEST describes standard deviation?
Which of the following BEST describes standard deviation?A . A measure that is used to establish a relationship between two variablesB . A measure of how data is distributedC . A measure of the amount of dispersion of a set of valuesD . A measure that is used to find...
Which of the following variable types BEST describes the “Year” column?
Refer to the exhibit. Given the table below: Which of the following variable types BEST describes the “Year” column?A . NumericB . DateC . AlphanumericD . TextView AnswerAnswer: B Explanation: This is because date is a type of variable that represents a specific point or period in time, such as...
Which of the following would BEST fulfill the analyst’s goal?
An analyst is working with the income data of suburban families in the United States. The data set has a lot of outliers, and the analyst needs to provide a measure that represents the typical income. Which of the following would BEST fulfill the analyst’s goal?A . MedianB . MeanC...
Which of the following charts would BEST represent the relationship between the variables?
A data analyst was asked to create a chart that shows the relationship between study hours and exam scores for each student using the data sets in the table below: Which of the following charts would BEST represent the relationship between the variables?A . A histogramB . A scatter plotC...
Which of the following MDM processes needs to take place FIRST?
Refer to the exhibit. Given the following data tables: Which of the following MDM processes needs to take place FIRST?A . Creation of a data dictionaryB . Compliance with regulationsC . Standardization of data field namesD . Consolidation of multiple data fieldsView AnswerAnswer: A Explanation: This is because a data...
Which of the following would be the BEST method to automate and ensure successful delivery for this task?
A data analyst needs to create a weekly recurring report on sales performance and distribute it to all sales managers. Which of the following would be the BEST method to automate and ensure successful delivery for this task?A . Use scheduled report delivery.B . Implement subscription access delivery.C . Print...
The director of operations at a power company needs data to help identify where company resources should be allocated in order to monitor activity for outages and restoration of power in the entire state.
The director of operations at a power company needs data to help identify where company resources should be allocated in order to monitor activity for outages and restoration of power in the entire state. Specifically, the director wants to see the following: * County outages * Status * Overall trend...
Which of the following charts would be BEST to use?
An analyst needs to provide a chart to identify the composition between the categories of the survey response data set: Which of the following charts would be BEST to use?A . HistogramB . PieC . LineD . Scatter potE . WaterfallView AnswerAnswer: B Explanation: A pie chart is the best...
A table in a hospital database has a column for patient height in inches and a column for patient height in centimeters. This is an example of:
A table in a hospital database has a column for patient height in inches and a column for patient height in centimeters. This is an example of:A . dependent data.B . duplicate data.C . invalid dataD . redundant dataView AnswerAnswer: D Explanation: This is because redundant data is a type...
