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D Question 43 1 pts Use the given degree of confidence and sample data to construct...
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean μ Assume that the population has a normal distribution. 30 , x: 84 6, s-105, 90% confidence A. O B. OC. O D. 79.32 < μ < 89.88 81.36 <p < 8784 81.34 < μ < 87.86 80.68 < μ < 88.52
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to
construct a confidence interval for the population mean µ.
Assume
that the population has a normal distribution.
please show ur work, thanks
Use the given degree of confidence and sample data to construct a confidence interval for the population mean . Assume that the population has a normal distribution. You need to show work. 5) 5) n = 12, x = 25.3, s = 4.5, 99 percent A) 21.28 <...
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean H. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 82 and the standard deviation was 12.6, construct a 99% confidence interval for the mean score of all students. Round to two decimal places. O A. 75.68 < < 88.32 OB. 75.66<u < 88.34 OC. 78.09 < < 85.91 OD....
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean. Assume the population has a normal distribution. n=30 x=89.6 x=12.5 90% confidence
Question 9 6 pts Use the given degree of confidence and sample data to construct a...
Question 9 6 pts Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 76 and the standard deviation was 7.7, construct a 99% confidence interval for the mean score of all students. 72.14< < 79.89 73.61 < p < 78.39 72.13 << 79.87 72.54 < p < 79.46
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean u. Assume that the population has a normal distribution. A sociologist develops a test to measure attitudes towards public transportation, and 27 randomly selected subjects are given the test. Their mean score is 76.2 and their standard deviation is 21.4. Construct the 95% confidence interval for the mean score of all such subjects. 074.6 < u < 77.8 0 69.2 < <...
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 76 and the standard deviation was 7.7, construct a 99% confidence interval for the mean score of all students. 72.13 < x < 79.87 73.61 < p < 78.39 O 72.54 < p < 79.46 O 72.14< p < 79.89
Use the given degree of confidence and sample data to construct a confidence interval for the...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean y Assume that the population has a normal distribution Thirty randomly selected students took the calculus final the sample mean was 90 and the standard deviation was 5.1. construct a 90% confidence interval for the mean score of all students. Round to be decimal places O A 87.44 <<92.56 OB. 87.71 <<92.29 OC 8743<<92.57 OD 8842 <<91.58
Question 14 8 pts Use the given degree of confidence and sample data to find a...
Question 14 8 pts Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation o. Assume that the population has a normal distribution. Round the confidence interval limits to the same number of decimal places as the sample standard deviation. College students' annual earnings: 98% confidence; n = 9, sample mean is $4121,s = $873 $531<o< $1708 $590 <o< $1672 $551<o<$1925 $687 <o< $1139
10. Use the given degree of confidence and sample data to construct a confidence interval for...
10. Use the given degree of confidence and sample data to construct a confidence interval for the population mean ù. Assume that the population has a normal distribution. n = 50, x = 74.6, s = 11.5, 99% confidence level. Hints: determine if the o is known? a) State the hypothesis b) State the test statistic value c) State the p value d) Determine the null hypothesis e) Concluding statement
Use the given degree of confidence and sample data to construct a confidence interval for the population mean μ Assume that the population has a normal distribution. 30 , x: 84 6, s-105, 90% confidence A. O B. OC. O D. 79.32 < μ < 89.88 81.36 <p < 8784 81.34 < μ < 87.86 80.68 < μ < 88.52
Use the given degree of confidence and sample data to
construct a confidence interval for the population mean µ.
Assume
that the population has a normal distribution.
please show ur work, thanks
Use the given degree of confidence and sample data to construct a confidence interval for the population mean . Assume that the population has a normal distribution. You need to show work. 5) 5) n = 12, x = 25.3, s = 4.5, 99 percent A) 21.28 <...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean H. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 82 and the standard deviation was 12.6, construct a 99% confidence interval for the mean score of all students. Round to two decimal places. O A. 75.68 < < 88.32 OB. 75.66<u < 88.34 OC. 78.09 < < 85.91 OD....
Question 9 6 pts Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 76 and the standard deviation was 7.7, construct a 99% confidence interval for the mean score of all students. 72.14< < 79.89 73.61 < p < 78.39 72.13 << 79.87 72.54 < p < 79.46
Use the given degree of confidence and sample data to construct a confidence interval for the population mean u. Assume that the population has a normal distribution. A sociologist develops a test to measure attitudes towards public transportation, and 27 randomly selected subjects are given the test. Their mean score is 76.2 and their standard deviation is 21.4. Construct the 95% confidence interval for the mean score of all such subjects. 074.6 < u < 77.8 0 69.2 < <...
Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. Thirty randomly selected students took the calculus final. If the sample mean was 76 and the standard deviation was 7.7, construct a 99% confidence interval for the mean score of all students. 72.13 < x < 79.87 73.61 < p < 78.39 O 72.54 < p < 79.46 O 72.14< p < 79.89
Use the given degree of confidence and sample data to construct a confidence interval for the population mean y Assume that the population has a normal distribution Thirty randomly selected students took the calculus final the sample mean was 90 and the standard deviation was 5.1. construct a 90% confidence interval for the mean score of all students. Round to be decimal places O A 87.44 <<92.56 OB. 87.71 <<92.29 OC 8743<<92.57 OD 8842 <<91.58
Question 14 8 pts Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation o. Assume that the population has a normal distribution. Round the confidence interval limits to the same number of decimal places as the sample standard deviation. College students' annual earnings: 98% confidence; n = 9, sample mean is $4121,s = $873 $531<o< $1708 $590 <o< $1672 $551<o<$1925 $687 <o< $1139
10. Use the given degree of confidence and sample data to construct a confidence interval for the population mean ù. Assume that the population has a normal distribution. n = 50, x = 74.6, s = 11.5, 99% confidence level. Hints: determine if the o is known? a) State the hypothesis b) State the test statistic value c) State the p value d) Determine the null hypothesis e) Concluding statement
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