Mathematics, 12.02.2021 07:50 j015
A random sample of 150 students is chosen from a population of 5,000 students. The mean IQ in the sample is 110, with a standard deviation of 10. What is the 95% confidence interval for the students' mean IQ score?
100โ120
107.9โ112.1
108.4โ111.6
108.66โ111.34
Answers: 1
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