SCENARIO 2-18 The Stem-And-Leaf Display Below Shows the Result of a Survey

question 72

True/False

SCENARIO 2-18
The stem-and-leaf display below shows the result of a survey on 50 students on their satisfaction
with their school with the higher scores represent higher level of satisfaction.
-True or False: Referring to Scenario 2-18, the level of satisfaction is concentrated around 75.

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Definitions:

Normal Population

A population distribution that follows a normal or Gaussian curve, with a symmetric shape centered around the mean, typical in many natural phenomena.

Confidence

In statistical inference, the degree of certainty or probability that a parameter lies within a specified range.

Population Mean

The average value of a set of characteristics in the entire population, calculated by summing all values and dividing by the number of observations in the population.

Normal Population

A population that follows a normal distribution, characterized by a bell-shaped curve.