The random sample shown below was selected from a normal distribution. 3, 10, 4, 6, 8, 5
a. Construct a 95% confidence interval for the population mean mu. (Round to two decimal places as needed.)
b. Assume the sample mean x and sample standard deviation s remain exactly the same as those who just calculated but that are based on a sample of n=25 observations. repeat part a. what is the effect of increasing the sample size on the width of the confidence intervals?
The random sample shown below was selected from a normal distribution. 3, 10, 4, 6, 8,...
The random sample shown below was selected from a normal distribution. 8, 10, 6, 4, 5, 3 O Complete parts a and b. a. Construct a 95% confidence interval for the population mean u. OD (Round to two decimal places as needed.) b. Assume that sample mean x and sample standard deviations remain exactly the same as those you just calculated but that are based on a sample of n = 25 observations. Repeat part a. What is the effect...
The random sample shown below was selected from a normal distribution 7, 3, 9, 8, 3,6 Complete parts a and b. a. Construct a 95% confidence interval for the population mean μ (Round to two decimal places as needed.) b. Assume that sample mean x and sample standard deviation s remain exactly the same as those you just calculated but that are based on a sample of n -25 observations. Repeat part a. What is the effect of increasing the...
the random sample shown below was selected from a normal distribution 7, 6 , 5 , 6 , 9 , 3 a.) construct a 90% confidence interval for the population. mean U (__,__) b assume that sample mean x and sample standard deviation s remain exactly the same as those just calculated but that are based on a sample of n=25 observations. What is the effect of increasing the sample size in the width of the confidence intervals?
The random sample shown below was selected from a normal distribution. 5, 8, 9, 3, 3,8 Complete parts a and b. a. Construct a 90% confidence interval for the population mean . (Round to two decimal places as needed.) b. Assume that sample mean x and sample standard deviation s remain exactly the same as those you just calculated but that are based on a sample of n -25 observations. Repeat part a. What is the effect of increasing the...
The random sample shown below was selected from a normal distribution. 3,6,8,3,8,8 Complete parts a and b. a. Construct a 99% confidence interval for the population mean μ. (1.971,10.03) (Round to two decimal places as needed.) b. Assume that sample mean x overbar x and sample standard deviation s remain exactly the same as those you just calculated but that are based on a sample of n=25 observations. Repeat part a. What is the effect of increasing the sample size...
The random sample shown below was selected from a normal distribution. 3,6,8,3,8,8 Complete parts a and b. a. Construct a 99% confidence interval for the population mean μ. (1.97,10.03) (Round to two decimal places as needed.)b. Assume that sample mean x overbar x and sample standard deviation s remain exactly the same as those you just calculated but that are based on a sample of n=25 observations. Repeat part a. What is the effect of increasing the sample size on...
The random sample shown below was selected from a normal distribution. 7,5,9,5,7,3 Complete parts a and b. a. Construct a 99% confidence interval for the population mean . (Round to two decimal places as needed.) on b. Assume that sample mean x and sample standard deviation s remain exactly the same as those you just calculated but that are based on a sample of n 25 observations. Repeat part a. What is the effect of increasing the sample size on...
cor 8.5/6, 1.11 of 6 pt Question Help The random sample shown below was selected from a normal distribution 8, 4, 4, 6, 5, 90 Complete parts a and b. a. Construct a 99% confidence interval for the population mean 2.55.9.45) (Round to two decimal places as needed.) b. Assume that sample mean x and sample standard deviation s remain exactly the same as those you just caloulated but that are based on a sample ofn25 observations. Repeat part a...
The random sample shown below was selected from a normal distribution 7, 10, 6,7,4,2e Complete parts a and b. a. Construct a 9956 confidence interval for the population mean μ (Round to two decimal places as needed) b. Assume tat sample mean x and sample standard devation s rerna n exactly the sa ne as those you hst calculated but that are based on a sample on-25 observations Repe at part a What is the effect of increasing the sample...
The random sample shown below was selected from a normal distribution: 9, 4, 3, 7, 10, 3 a.) construct a 90% confidence interval for the population mean ų (__,__)