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4. The observed ages of a group of interns at a local hospital were: {34, 37, 30, 27, 29,36, 38}. (a) Find the median of this list. (b) Find the mode of this list. (c) Find the average and the standard deviation of this list of ages. (Show your work.) (d) How many of the ages were within ; SD of the average age? (e) How many of the ages were within 1.75 SDs of the average age? (f) Using the results of part (a), convert the observed value of 30 to standard units.

4. The observed ages of a group of interns at a local hospital were: {34, 37, 30, 27, 29,36, 38}. (a) Find the median of this list. (b) Find the mode of this list. (c) Find the average and the standard deviation of this list of ages. (Show your work.) (d) How many of the ages were within ; SD of the average age? (e) How many of the ages were within 1.75 SDs of the average age? (f) Using the results of part (a), convert the observed value of 30 to standard units.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 2CST
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(d) Since the percentage for 4 or 5 children is twice the percentage 1or will be twice as high. 2O get endpoints for the rectangles of this histogram, in every case a correction of ±1/2 is needed. 4. The observed ages of a group of interns at a local hospital were: {34, 37, 30, 27, 29,36, 38}. (a) Find the median of this list. (b) Find the mode of this list. (c) Find the average and the standard deviation of this list of ages. (Show your work.) (d) How many of the ages were within ; SD of the average age? (e) How many of the ages were within 1.75 SDs of the average age? (f) Using the results of part (a), convert the observed value of 30 to standard units. FIVE STAR. *****
Transcribed Image Text:(d) Since the percentage for 4 or 5 children is twice the percentage 1or will be twice as high. 2O get endpoints for the rectangles of this histogram, in every case a correction of ±1/2 is needed. 4. The observed ages of a group of interns at a local hospital were: {34, 37, 30, 27, 29,36, 38}. (a) Find the median of this list. (b) Find the mode of this list. (c) Find the average and the standard deviation of this list of ages. (Show your work.) (d) How many of the ages were within ; SD of the average age? (e) How many of the ages were within 1.75 SDs of the average age? (f) Using the results of part (a), convert the observed value of 30 to standard units. FIVE STAR. *****
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