You wish to test the following claim (HaHa) at a significance
level of α=0.005α=0.005.
Ho:μ=63.2Ho:μ=63.2
Ha:μ≠63.2Ha:μ≠63.2
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=58n=58
with mean M=61.1M=61.1 and a standard deviation of
SD=5.2SD=5.2.
1. What is the test statistic for this sample? (Report answer
accurate to three decimal places.)
test statistic =
2. What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value =
3. The p-value is...
4. This test statistic leads to a decision to...
5. As such, the final conclusion is that...
You wish to test the following claim (HaHa) at a significance level of α=0.005α=0.005. Ho:μ=63.2Ho:μ=63.2...
You wish to test the following claim (HaHa) at a significance level of α=0.005. Ho:μ=52.6Ho Ha:μ>52.6Ha You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=27 with mean M=54.7 and a standard deviation of SD=8.4. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = ______________ What is the p-value for this sample? (Report answer accurate to four...
You wish to test the following claim (HaHa) at a significance level of α=0.001α=0.001. Ho:μ=50.8Ho:μ=50.8 Ha:μ≠50.8Ha:μ≠50.8 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=26n=26 with mean M=62.7M=62.7 and a standard deviation of SD=18.4SD=18.4. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value...
You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. Ho:μ=69.1Ho:μ=69.1 Ha:μ<69.1Ha:μ<69.1 You believe the population is normally distributed and you know the standard deviation is σ=19.7σ=19.7. You obtain a sample mean of M=64.1M=64.1 for a sample of size n=44n=44. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value...
You wish to test the following claim (HaHa) at a significance level of α=0.01α=0.01. Ho:μ=72.9Ho:μ=72.9 Ha:μ≠72.9Ha:μ≠72.9 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 59.5 48.7 77.6 56.6 36.2 31.6 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The...
You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02. Ho:μ=59.6Ho:μ=59.6 Ha:μ<59.6Ha:μ<59.6 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=6n=6 with mean M=56.5M=56.5 and a standard deviation of SD=6.8SD=6.8. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal...
You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02. Ho:μ=89.4Ho:μ=89.4 Ha:μ<89.4Ha:μ<89.4 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=32n=32 with mean M=83.7M=83.7 and a standard deviation of SD=8.7SD=8.7. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value...
You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02. Ho:μ=74.5 Ha:μ<74.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=13with mean ¯x=72.4 and a standard deviation of s=14.8 What is the test statistic for this sample? test statistic = Round to 3 decimal places What is the p-value for this sample? p-value = Use Technology Round to 4 decimal places. The p-value is......
You wish to test the following claim (HaHa) at a significance level of α=0.005α=0.005. For the context of this problem, one data set represents a pre-test and the other data set represents a post-test. Ho:μd=0Ho:μd=0 Ha:μd≠0Ha:μd≠0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n=329n=329 subjects. The average difference (post - pre) is ¯d=−1.8d¯=-1.8 with a standard deviation of the differences of...
You wish to test the following claim (HaHa) at a significance level of α=0.05α=0.05. Ho:μ=76.8 Ha:μ>76.8 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=9 with mean M=80.2 and a standard deviation of SD=12.7 What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... (choose one) less than (or equal to) αα greater than αα This p-value leads...
You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. Ho:μ=68.7Ho:μ=68.7 Ha:μ≠68.7Ha:μ≠68.7 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n=13n=13 with mean M=76M=76 and a standard deviation of SD=18.8SD=18.8. What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... less than (or equal to) αα greater than αα This p-value leads to a...