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3. Calculate the z score for

a. 56,if the mean is 58 and the standard deviation is 6.3.

b. 42.8, ,

4. What percent of the data is

a. To the left of a z-score of -2.6.

b. To the right of a z score of 0.47.

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Lelia Lubowitz
Lelia LubowitzLv2
12 Feb 2020
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Related textbook solutions

Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

Related questions

The mean of a set of data is 4.78 and its standard deviation is 2.23. Find the z score of a value of 9.11.

(a) 2.24

(b) 2.14

(c) 1.94

(d) 1.75

what conditions would produce a negative z-score?
A) a z score corresponding to an area located entirely on the right side of the curve.
B) an area in the top 10% of the graph.
C) a z score for a negative area.
D) a z score corresponding to an area located entirely on the left side of the curve.

Almost all medical schools in the United States require applicants to take the Medical College Admission Test (MCAT). On one exam, the scores of all applicants on the biological sciences part of the MCAT were approximately Normal with mean 9.2 and standard deviation 2.6. For applicants who actually entered medical school, the mean score was 10.5 and the standard deviation was 1.4.

(a) What percent of all applicants had scores higher than 13? 

(b) What percent of those who entered medical school had scores between 9 and 12? 

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