1. IQ Scores Listed below are the IQ scores of randomly selected statistics professors. What value is obtained when those IQ scores are added and the total is divided by the number of scores? (This result, called the mean, is discussed in Chapter 3.) What is notable about these values? 135 149 145 129 118 119 115 133 107 188 127 131
1. IQ Scores Listed below are the IQ scores of randomly selected statistics professors. What value is obtained when those IQ scores are added and the total is divided by the number of scores? (This result, called the mean, is discussed in Chapter 3.) What is notable about these values? 135 149 145 129 118 119 115 133 107 188 127 131
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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XE 1. IQ Scores Listed below are the IQ scores of randomly selected statistics professors. What
value is obtained when those IQ scores are added and the total is divided by the number of
scores? (This result, called the mean, is discussed in Chapter 3.) What is notable about these
values?
135
149
145
129
118
119
115
133
107
188
127
131
2. Streak of Boys Jay and Kateri Schwandt had 13 children–all boys! The probability that
13 randomly selected children are all boys is found by evaluating 0.5'. Find that value and
round the result to six decimal places.
XE 3. LeBron James LeBron James, one of the best professional basketball players ever, has a
height of 203 cm. The expression below converts his height of 203 cm (or 6' 8") to a standardized
score. Find this value and round the result to two decimal places. Such standardized scores are
considered to be significantly high if they are greater than 2 or 3. Is the result significantly high?
203 – 176
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Streak of Boys Jay and Kateri Schwandt had 13 children–all boys! The probability that 13 randomly selected children are all boys is found by evaluating 0.5'. Find that value and round the result to six decimal places
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