Use the Data Given Below to Answer the Following Questions)

question 1

Multiple Choice

Use the data given below to answer the following questions) .
Following is an extract from the Employee Payroll Database of HFR Informatics Inc. $\begin{array}{|c|c|c|c|c|}\hline \text { Employee } & \text { Ethnic Group } & \text { Gender } & \text { Rank / Grade } & \text { Pay Scale } \\\hline \text { Maria } & \text { Asian American } & \text { Female } & 3 & \mathrm{~A} \\\hline \text { Peter } & \text { White American } & \text { Male } & 2 & \mathrm{~B} \\\hline \text { George } & \text { Hispanic American } & \text { Male } & 1 & \mathrm{C} \\\hline \text { Smith } & \text { Black American } & \text { Female } & 1 & \mathrm{D} \\\hline \text { Johnson } & \text { Alaska Native } & \text { Male } & 2 & \mathrm{E} \\\hline \text { Thompson } & \text { Asian American } & \text { Male } & 2 & \mathrm{~B} \\\hline \text { Martinez } & \text { Alaska Native } & \text { Male } & 3 & \mathrm{~A} \\\hline \text { Lewis } & \text { White American } & \text { Female } & 2 & \mathrm{~B} \\\hline \text { Lee } & \text { Black American } & \text { Male } & 2 & \mathrm{~A} \\\hline \text { Taylor } & \text { Asian American } & \text { Female } & 1 & \mathrm{~B} \\\hline \text { Carter } & \text { Asian American } & \text { Male } & 2 & \mathrm{C} \\\hline \text { Edwards } & \text { Hispanic American } & \text { Male } & 2 & \mathrm{E} \\\hline \text { Bailey } & \text { White American } & \text { Male } & 2 & \mathrm{~B} \\\hline \text { Cooper } & \text { White American } & \text { Male } & 2 & \mathrm{~A} \\\hline \text { Bill } & \text { Alaska Native } & \text { Male } & 3 & \mathrm{E} \\\hline \text { Cox } & \text { Asian American } & \text { Male } & 1 & \mathrm{~A} \\\hline \text { Perry } & \text { Hispanic American } & \text { Female } & 2 & \mathrm{C} \\\hline \text { Flores } & \text { Alaska Native } & \text { Female } & 2 & \mathrm{~B} \\\hline \text { Woods } & \text { White American } & \text { Male } & 3 & \mathrm{E} \\\hline \text { Cole } & \text { Asian American } & \text { Female } & 1 & \mathrm{~A} \\\hline\end{array}$
-While constructing a histogram, how is group width calculated?

• A) number of groups × lower limit of the last group + upper limit of the first group)
• B) upper limit of the last group - lower limit of the first group) / number of groups
• C) upper limit of the first group + number of groups) × lower limit of the last group + number of groups)
• D) lower limit of the first group - number of groups) × upper limit of the last group

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Definitions:

Zygote

The initial cell formed when a new organism is produced by the union of sperm and egg cells, representing the earliest developmental stage of the embryo.

Embryo

An early stage in the development of a multicellular organism following fertilization, during which the organism undergoes rapid cell division and differentiates into the basic structures of a mature organism.

Chromaffin

Cells located in the adrenal medulla that release adrenaline and noradrenaline in response to stress.

Mutations

Changes in the DNA sequence of an organism's genome, which can lead to variations in physical appearance, function, or behavior, potentially influencing the organism's ability to survive and reproduce.