Mathematics, 26.12.2019 23:31, noorshular
What is the smallest sample size required to provide a 95% confidence interval for a mean, if it important that the interval be no longer than 1cm? you may assume that the population is normal with variance 9cm2. 3p 6. it is known that the standard deviation of the scores in a math exam was 2.4, σ-2.4, and a sample of 36 students scored an average of 5.5. with this data, can the hypothesis be confirmed that the average test score was 8p 5.8 with a significance level of 5%?
Answers: 1
Mathematics, 22.06.2019 00:00, keshjdjsjs
The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels
Answers: 1
What is the smallest sample size required to provide a 95% confidence interval for a mean, if it imp...
Mathematics, 27.07.2019 12:00
Mathematics, 27.07.2019 12:00
Mathematics, 27.07.2019 12:00
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