Representing Data Answers

11 verified answers5 views
4

Standard deviation:

Question illustration
A
2.08
B
4.34
C
9.4
D
18.8
E
353.44
5

Which statement is true of z?

Question illustration
A
z is between 0 and 1 standard deviations of the mean.
B
z is between 1 and 2 standard deviations of the mean.
C
z is between 2 and 3 standard deviations of the mean.
6

;

Answer:

11.7;

7

Which equation can you use to calculate the missing credit score?

A
Option
B
Option
C
Option
8

x = μ =

Answer:

7

10

z11.7 ≈

A
-1.3
B
0.4
C
1.3
D
3.3
11

Is 11.7 within a z-score of 3?

A
Yes because z < 3.
B
Yes because z = 3.
C
No because z > 3.

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