S Get a similar questionYou can retry this question belowThree students, Linda, Tuan, and Javier, are given laboratory rats for a nutritional experiment. Each rat'sweight is recorded in grams. Linda feeds her rats Formula A, Tuan feeds his rats Formula B, and Javierfeeds his rats Formula C. At the end of a specified time period, each rat is weighed again, and the net gainin grams is recorded.Formula BFormula AFormula C395357241927191849274920356246625021642857Assume that all distributions are normal, the three population standard deviations are all the same, andthe data was collected independently and randomly. Use a level of significance of a = 0.1.Ho: µi = µ2 = 43H1: At least two of the means differ from each other.1. For this study, we should use ANOVA2. The test-statistic for this data =(Please show your answer to 3 decimal places.)3. The p-value for this sample =(Please show your answer to 4 decimal places.)4. The p-value is greater than alpha5. Base on this, we should fail to reject the null hypothesis v6. As such, the final conclusion is that...hypothesisO There is insufficient evidence to support the claim that nutritional formula type is a factor inweight gain for rats.O There is sufficient evidence to support the claim that nutritional formula type is a factor inweight gain for rats.Hint:Helpful Video [+]HelpSubmit Question

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Description: S Get a similar questionYou can retry this question belowThree students, Linda, Tuan, and Javier, are given laboratory rats for a nutritional experiment. Each rat'sweight is recorded in grams. Linda feeds her rats Formula A, Tuan feeds his rats Form

1. Since the means of more than two groups have to be compared ANOVA has to be used. 2 & 3. The…

Math

Statistics

1. For this study, we should use ANOVA 2. The test-statistic for this data (Please show your answer to 3 decimal places.) 3. The p-value for this sample = (Please show your answer to 4 decimal places.) 4. The p-value is greater than alpha 5. Base on this, we should fail to reject the null hypothesis 6. As such, the final conclusion is that... hypothesis There is insufficient evidence to support the claim that nutritional formula type is a factor in weight gain for rats. O There is sufficient evidence to support the claim that nutritional formula type is a factor in weight gain for rats.

1. For this study, we should use ANOVA 2. The test-statistic for this data (Please show your answer to 3 decimal places.) 3. The p-value for this sample = (Please show your answer to 4 decimal places.) 4. The p-value is greater than alpha 5. Base on this, we should fail to reject the null hypothesis 6. As such, the final conclusion is that... hypothesis There is insufficient evidence to support the claim that nutritional formula type is a factor in weight gain for rats. O There is sufficient evidence to support the claim that nutritional formula type is a factor in weight gain for rats.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A data set about speed dating includes "like" ratings of male dates made by the female dates. The summary statistics are n= 191, x= 6.83, s= 1.93. Use a 0.05 significance level to test the claim that the population mean of such ratings is less than 7.00. Assume that a simple random sample has been selected. Identify the null and altemative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and altenative hypotheses? OB. Ho: H7.00 H: µ>7.00 C. Họ: =7.00 OD. Ho: =7.00 Hp<7.00 H4: H#7.00 Determine the test statistic. (Round to two decimal places as needed.)
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A data set about speed dating includes "like" ratings of male dates made by the female dates. The summary statistics are n= 191, x= 6.58, s = 1.96. Use a 0.01 significance level to test the claim that the population mean of such ratings is less than 7.00. Assume that a simple random sample has been selected. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. What are the null and alternative hypotheses? Ο Α. H μ=7.00 O B. Ho: µ= 7.00 H4: µ>7.00 H1:µ7.00 H1:H#7.00 Determine the test statistic. (Round to two decimal places as needed.) Determine the P-value. |(Round to three decimal places as needed.) ate the final conclusion that addresses the original claim. V Ho- There is V evidence to conclude that the mean of the population of ratings is V 7.00.
Only 15% of registered voters voted in the last election. Will voter participation increase for the upcoming election? Of the 347 randomly selected registered voters surveyed, 56 of them will vote in the upcoming election. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use z-test for a population proportion b. The null and alternative hypotheses would be: Họ: ? Select an answer (please enter a decimal) H.: ?vSelect an answer v (Please enter a decimal) c. The test statistic ?v (please show your answer to 4 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is v f. Based on this, we should fail to reject g. Thus, the final conclusion is that ... O The data suggest the population proportion is not significantly higher than 15% at a = 0.01, so there is statistically significant evidence to conclude that the percentage of registered voters who will vote in the upcoming election will be equal to 15%. a…
A sample mean is 137, sample size is 20, and population standard deviation is 14.2 are given. Ho: μ-132, H1: µ#132 and a significance level is 0.05. Use the P-value approach to test the hypothesis. O a. a. z = 2.57; P-value = 0.0101; reject null hypothesis b. z = 0.35; P-value = 0.7263; do not reject null hypothesis O c. z = 1.57; P-value = 0.0582; do not reject null hypothesis O d. z = 1.57; P-value = 0.1164; do not reject null hypothesis
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Consider the following competing hypotheses and accompanying sample data. (You may find it useful to reference the appropriate table: z table or t table)H0: p1 − p2 ≥ 0HA: p1 − p2 < 0 x1 = 250 x2 = 275 n1 = 400 n2 = 400 a. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round intermediate calculations to at least 4 decimal places and final answer to 2 decimal places.) b. Find the p-value.multiple choice 1 p-value < 0.01 0.01 ≤ p-value < 0.025 0.025 ≤ p-value < 0.05 0.05 ≤ p-value < 0.10 p-value ≥ 0.10 c. At the 5% significance level, what is the conclusion to the test?multiple choice 2 Reject H0 since the p-value is less than significance level. Reject H0 since the p-value is greater than significance level. Do not reject H0 since the p-value is less than significance level. Do not reject H0 since the p-value is greater than significance level. d. Interpret the results at…
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