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According to a recent study, the mean number of hours college students spent playing video games per month was 43 hours with a population standard deviation of 2 hours. Two weeks before final exams were scheduled to begin, 100 college students were randomly selected. What is the probability that the mean number of hours spent playing video games is less than 42.8 hours? Use the z-table below. Round your answer to three decimal places if necessary. 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 -1.3 0.097 0.095 0.093 0.092 0.090 0.089 0.087 0.085 0.084 0.082 -1.2 0.115 0.113 0.111 0.109 0.107 0.106 0.104 0.102 0.100 0.099 -1.1 0.136 0.133 0.131 0.129 0.127 0.125 0.123 0.121 0.119 0.117 -1.0 0.159 0.156 0.154 0.152 0.149 0.147 0.145 0.142 0.140 0.138 -0.9 0.184 0.181 0.179 0.176 0.174 0.171 0.169 0.166 0.164 0.161 -0.8 0.212 0.209 |0.206 0.203 0.201 0.198 0.195 0.192 0.189 0.187 Provide your answer below: hours 『-ニ hours P(is 428)-D

According to a recent study, the mean number of hours college students spent playing video games per month was 43 hours with a population standard deviation of 2 hours. Two weeks before final exams were scheduled to begin, 100 college students were randomly selected. What is the probability that the mean number of hours spent playing video games is less than 42.8 hours? Use the z-table below. Round your answer to three decimal places if necessary. 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 -1.3 0.097 0.095 0.093 0.092 0.090 0.089 0.087 0.085 0.084 0.082 -1.2 0.115 0.113 0.111 0.109 0.107 0.106 0.104 0.102 0.100 0.099 -1.1 0.136 0.133 0.131 0.129 0.127 0.125 0.123 0.121 0.119 0.117 -1.0 0.159 0.156 0.154 0.152 0.149 0.147 0.145 0.142 0.140 0.138 -0.9 0.184 0.181 0.179 0.176 0.174 0.171 0.169 0.166 0.164 0.161 -0.8 0.212 0.209 |0.206 0.203 0.201 0.198 0.195 0.192 0.189 0.187 Provide your answer below: hours 『-ニ hours P(is 428)-D

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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According to a recent study, the mean number of hours college students spent playing video games per month was 43 hours with a population standard deviation of 2 hours. Two weeks before final exams were scheduled to begin, 100 college students were randomly selected. What is the probability that the mean number of hours spent playing video games is less than 42.8 hours? Use the z-table below. Round your answer to three decimal places if necessary. 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 -1.3 0.097 0.095 0.093 0.092 0.090 0.089 0.087 0.085 0.084 0.082 -1.2 0.115 0.113 0.111 0.109 0.107 0.106 0.104 0.102 0.100 0.099 -1.1 0.136 0.133 0.131 0.129 0.127 0.125 0.123 0.121 0.119 0.117 -1.0 0.159 0.156 0.154 0.152 0.149 0,147 0.145 0.142 0.140 0.138 -0.9 0.184 0.181 0.179 0.176 0.174 0.171 0.169 0.166 0.164 0.161 -0.8 0.212 0.209 0.206 0.203 0.201 0.198 0.195 0.192 0.189 0.187 Provide your answer below: hours hours P(<42.8) =
Transcribed Image Text:According to a recent study, the mean number of hours college students spent playing video games per month was 43 hours with a population standard deviation of 2 hours. Two weeks before final exams were scheduled to begin, 100 college students were randomly selected. What is the probability that the mean number of hours spent playing video games is less than 42.8 hours? Use the z-table below. Round your answer to three decimal places if necessary. 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 -1.3 0.097 0.095 0.093 0.092 0.090 0.089 0.087 0.085 0.084 0.082 -1.2 0.115 0.113 0.111 0.109 0.107 0.106 0.104 0.102 0.100 0.099 -1.1 0.136 0.133 0.131 0.129 0.127 0.125 0.123 0.121 0.119 0.117 -1.0 0.159 0.156 0.154 0.152 0.149 0,147 0.145 0.142 0.140 0.138 -0.9 0.184 0.181 0.179 0.176 0.174 0.171 0.169 0.166 0.164 0.161 -0.8 0.212 0.209 0.206 0.203 0.201 0.198 0.195 0.192 0.189 0.187 Provide your answer below: hours hours P(<42.8) =
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