that correspond to each value and determine whether any of the values are unusual. The z-score for 1870 is (Round to two decimal places as needed.) The z-score for 1220 is (Round to two decimal places as needed.) The z-score for 2190 is (Round to two decimal places as needed.) The z-score for 1340 is (Round to two decimal places as needed.) Which values, if any, are unusual? Select the correct choice below and, if necessary, fill in the answer box within your choice. OA. The unusual value(s) is/are (Use a comma to separate answers as needed.) *** OB. None of the values are unusual.
that correspond to each value and determine whether any of the values are unusual. The z-score for 1870 is (Round to two decimal places as needed.) The z-score for 1220 is (Round to two decimal places as needed.) The z-score for 2190 is (Round to two decimal places as needed.) The z-score for 1340 is (Round to two decimal places as needed.) Which values, if any, are unusual? Select the correct choice below and, if necessary, fill in the answer box within your choice. OA. The unusual value(s) is/are (Use a comma to separate answers as needed.) *** OB. None of the values are unusual.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1463 and the standard deviation was 314. The test scores of four students selected at random are 1870, 1220, 2190, and 1340. Find the z-scores
← that correspond to each value and determine whether any of the values are unusual.
F1
The z-score for 1870 is
(Round to two decimal places as needed.)
The z-score for 1220 is.
(Round to two decimal places as needed.)
The z-score for 2190 is
(Round to two decimal places as needed.)
The z-score for 1340 is.
(Round to two decimal places as needed.)
Which values, if any, are unusual? Select the correct choice below and, if necessary, fill in the answer box within your choice.
OA. The unusual value(s) is/are.
(Use a comma to separate answers as needed.)
OB. None of the values are unusual.
F2
80
F3
000
000
F4
F5
^
MacBook Air
F6
&
A
D
F7
*
DII
F8
DD
F9
)
J
운
F10
I
a
F11
+
Next
F12
delete
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