BSCS 4-3 - Elective 3 - Final Exam - 2-3-2024

A branch of statistics focused on summarizing and describing the characteristics of a dataset

• Measure of center

• Measure of position

• Measure of dispersion

• Descriptive Statistics

Defined as to the entire pool of data from which of your interest for some question or experiment. Basic examples for this are the entire group of people, objects, measurements, etc., a group of phenomena that have something in common

• Population

• Sample

• Statistics

• Parameter

In data science and statistics field, this refers as something that we are telling a whole story in a few words.

• Predicting

• Describing

• Summarizing

• Expressing

Statistics helps us to make intelligent decisions in the presence of variability and ________?

• Analysis

• Variation

• Uncertainty

• Facts

A form of mathematical analysis that uses quantified models and representations for a given set of experimental data or real-life studies.

• Population

• Sample

• Statistics

• Parameter

When we say quantitative characteristics, these are the numbers that summarizes data for an entire population that you are interested in?

• Population

• Sample

• Statistics

• Parameter

A smaller group of members of a population selected to represent the population. Or, it is just a random selection of members of a population

• Population

• Sample

• Statistics

• Parameter

Which of the following is the correct formula for the mean with frequencies?

• Σxf/n

• Σx/fn

• Σxn/f

• Σxf/x

This part of statistics where it provides insights into the extent to which data points deviate from the center value, which reveals how much the values differ from each other.

• Measure of center

• Measure of position

• Measure of dispersion

• Descriptive Statistics

The measures of central tendency has three (3) descriptions: (1) mean, (2) median, and (3) mode. Which of the following under measures of center has no built-in function in R?

• mean

• median

• mode

• a and c