Question

Study the analytical results of an experiment with random error is given below. 0.0133, 0.0003, 0.0154,...

Study the analytical results of an experiment with random error is given below. 0.0133, 0.0003, 0.0154, 0.0022, 0.0752, 0.0381, 0.0411, 0.0155, 0.0181,0.0002. Three students used different methods to find error free results. Identify the methods they used, compare the results and justify the results with your knowledge.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Study the analytical results of an experiment with random error is given below. 0.0028, 0.0316, 0.0012,...
Study the analytical results of an experiment with random error is given below. 0.0028, 0.0316, 0.0012, 0.0011, 0.0101, 0.0315, 0.0218, 0.0198, 0.0199, 0.0109. Three students used different methods to find error free results. Identify the methods they used, compare the results and justify the results with your knowledge.
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures the motivation,...
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures the motivation, attitude toward school, and study habits of students. Scores range from 0 to 200. A selective private college gives the SSHA to a simple random sample of both male and female first-year students to study the difference in mean attitudes towards school and study habits between men and women. The data for men and women: n s Men 20 121.3 32.85 Women 18 141.1...
Given two independent random samples with the following results: n1= 706 n2= 741 pˆ1=0.19 pˆ2=0.33 Can...
Given two independent random samples with the following results: n1= 706 n2= 741 pˆ1=0.19 pˆ2=0.33 Can it be concluded that the proportion found in Population 2 exceeds the proportion found in Population 1? Use a significance level of α=0.05 for the test. 1.Find the critical value that should be used in constructing the confidence interval. 2.Find the value of the standard error. Round your answer to three decimal places. 3. Construct the 90% confidence interval. Round your answer to three...
Given two independent random samples with the following results: n1 = 11            n2 = 13...
Given two independent random samples with the following results: n1 = 11            n2 = 13 xbar1 = 162 xbar^2 = 130 s1 = 31 s2 = 30 Use this data to find the 95% confidence interval for the true difference between the population means. Assume that the population variances are equal and that the two populations are normally distributed. Copy Data Step 1 of 3: Find the critical value that should be used in constructing the confidence interval. Round...
Assume that a simple random sample has been selected and test the given claim. Identify the...
Assume that a simple random sample has been selected and test the given claim. Identify the null and alternative​ hypotheses, test​ statistic, P-value, and state the final conclusion that addresses the original claim. Listed below are brain volumes in cubedcm3 of unrelated subjects used in a study. Use a 0.01 significance level to test the claim that the population of brain volumes has a mean equal to 1100.3 cubedcm3. 963 1026 1273 1079 1071 1173 1066 1348 1100 1204 Identify...
Given two independent random samples with the following results: n1=227 x1=114 n2=103 x2=80 Use this data...
Given two independent random samples with the following results: n1=227 x1=114 n2=103 x2=80 Use this data to find the 90% confidence interval for the true difference between the population proportions.Copy Step 1 of 4: Find the values of the two sample proportions,  pˆ1 and pˆ2. Round your answers to three decimal places. Step 2 of 4: Find the critical value that should be used in constructing the confidence interval. Step 3 of 4: Find the value of the standard error. Round...
3. A study done on body temperatures of men and women. The results are shown below:...
3. A study done on body temperatures of men and women. The results are shown below: Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Use a 0.05 significance level To test the claim that men have a higher mean body temperature than women. μ1 n1 = 11 X1 = 97.57 S1 = 0.78 degree F degree F μ2 n2 = 59 X2...
1.Quit Smoking: The New England Journal of Medicine published the results of a double-blind, placebo-controlled experiment...
1.Quit Smoking: The New England Journal of Medicine published the results of a double-blind, placebo-controlled experiment to study the effect of nicotine patches and the antidepressant bupropion on quitting smoking. The target for quitting smoking was the 8th day of the experiment. In this experiment researchers randomly assigned smokers to treatments. We conducted a hypothesis test to determine if the side effect rates are significantly different for nicotine patches versus bupropion at a 5% level of significance. (The normality conditions...
A consumer advocacy group published a study of labeling of seafood sold in three U.S. states....
A consumer advocacy group published a study of labeling of seafood sold in three U.S. states. The group purchased 226 pieces of seafood from various kinds of food stores and restaurants in the three states and genetically compared the pieces to standard gene fragments that can identify the species. The study found that 11 of the 26​ "red snapper" packages tested were a different kind of fish. Assume that the study used a simple random sample. Complete parts b through...
A clinical psychologist wished to compare three methods for reducing hostility levels in university students using...
A clinical psychologist wished to compare three methods for reducing hostility levels in university students using a certain psychological test (HLT). High scores on this test were taken to indicate great hostility, and 11 students who got high and nearly equal scores were used in the experiment. Five were selected at random from among the 11 students and treated by method A, three were taken at random from the remaining six students and treated by method B, and the other...