stats
test the claim, identify null hypothesis, alternative hypothesis, test statistic, pvalue and critical values, and conclusion
The health of the bear population in Yellowstone national park is monitored by periodic measurements taken from anesthetized bears. A sample of 54 bears has a mean weight of 182.9 lb. Assuming the sigma is known to be 121.8lb. use a 0.10 significance level to test the claim that the population mean of all such here weights is less than 200lbs.
asked by
josh
Respond to this Question
Similar Questions

stats
Test the claim given, identify null hypothesis, alternative hypothesis, test statistic, pvalue or critical values, conclusion about the null hypothesis and final conclusion Environmental concerns often conflict with modern 
Statics
You wish to test whether or not a coin is fair, so you toss it 400 times and obtain 220 heads. Test the null hypothesis that the coin is fair and balanced against the alternative that it is not fair and balanced. Use the 1% 
Statistics
A study was conducted to investigate relationships between different types of standard test scores. On the Graduate Record Examination verbal test, 18 women had a mean of 538.82 and a standard deviation of 114.16, and 12 men had a 
statistics
5. A teacher wishes to compare two different groups of students with respect to their mean time to complete a standardized test. The time required is determined for each group. The data summary is given below. Test the claim at = 
math/stats
Which of the following statements are true? (A) In a twotail test of hypothesis for a population mean the decision rule is to reject H0 if the test statistic lies outside of the action limits. (B) A statistical test of hypothesis 
stats
I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 
math
A researcher is performing a hypothesis test. The null hypothesis is that μ=10 and the alternative hypothesis is that μ<10. A sample of 18 individuals was collected and the tbased test statistic calculated from the 
college statistics
I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 
Stats
A sample of 27 blue M&Ms has a mean weight of 0.8560 grams. Assume that is known to be 0.0565 g. Consider a hypothesis test that uses a 0.05 significance level to test the claim that the mean weight of all M&Ms is equal to 0.8535 
statistics
Which of the following is NOT a required step for a significance test? (a) State null and alternative hypothesis in the context of the problem. (b) Identify the test to be used and justify the conditions for using it. (c) State