Unit 9: Algebra II / Study Guide Questions with Definitive Solutions.

Unit 9: Algebra II / Study Guide
Questions with Definitive
Solutions.

deviation -

Answer:

Qs: the absolute value of the difference between the member and the mean
of the data in a set of numerical data



Qs: mean -

Answer:

the average value of a set of numerical data, found by adding all the values
and dividing by the number of elements in the set



Qs: standard deviation -

Answer:

the square root of the variance in a set of numerical data



Qs: variance -

Answer:

the average of the sum of the squared differences of the mean from each
element in a set of numerical data



Qs: The ___ is the average value of a set of numerical data, found by adding
all the values and dividing by the number of elements in the set. -

Answer:

mean

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, Qs: The ___ is the absolute value of the difference between the member and
the mean of the data in a set of numerical data. -

Answer:

deviation



Qs: The ___ is the average of the sum of the squared differences of the mean
from each element in a set of numerical data. -

Answer:

variance



Qs: The ___ deviation is the square root of the variance in a set of numerical
data. -

Answer:

standard



Qs: normal distribution -

Answer:

a statistical distribution of data which is symmetrical and in which the mean,
median, and mode are equal



Qs: standard normal curve -

Answer:

a graph of the standard normal distribution



Qs: standard normal distribution -

Answer:

a normal distribution in which the mean is 0 and the standard deviation is 1


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