Objectives: Given a table, compute the mean. Calculate a z score. Use z scores to find...
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Objectives: Given a table, compute the mean. Calculate a z score. Use z scores to find outliers. In the year 2033, Sandra Herrera is a leading psychologist. Sandra is number of hours of counseling patients receive each month. Sandra takes a random sample and develops the following table. Number of hours of counseling per month Frequency 10 12 16 19 20 1 10 26 34 Standard deviation-2.56 a) Calculate the z score the patient that received 20 hours of counseling for the month. Based on the z score, would you classify this measurement as an outlier? Why or why not? I b) Sandra would like to do some further research on patients that receive an unusually large number of hours of counseling for a month. In order for a patient to satisfy that criteria, the patient would have had to receive at least hours of counseling for the month. Objectives: Given a table, compute the mean. Calculate a z score. Use z scores to find outliers. In the year 2033, Sandra Herrera is a leading psychologist. Sandra is number of hours of counseling patients receive each month. Sandra takes a random sample and develops the following table. Number of hours of counseling per month Frequency 10 12 16 19 20 1 10 26 34 Standard deviation-2.56 a) Calculate the z score the patient that received 20 hours of counseling for the month. Based on the z score, would you classify this measurement as an outlier? Why or why not? I b) Sandra would like to do some further research on patients that receive an unusually large number of hours of counseling for a month. In order for a patient to satisfy that criteria, the patient would have had to receive at least hours of counseling for the month.
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To calculate the z score for a given measurement you can use the formula z x Where x is the measurem... View the full answer
Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781464107771
3rd Edition
Authors: Susan A. Nolan
Posted Date:
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