A random sample of 171 marketing students was asked to rate, on a scale from 1...

Question

Question

A random sample of 171 marketing students was asked to rate, on a scale from 1 (not important) to 5 extremely important), hea

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Null hypothesis Ho:- The population mean groting is at most 4. (not more than 4) Ho: ll 24 Alternative - The population mean

Add a comment

Answer 2

Similar Homework Help Questions

A random sample of 171 marketing students was asked to rate, on a scale from 1...

A random sample of 171 marketing students was asked to rate, on a scale from 1 (not important) to 5 (extremely important), health benefits as a job characteristic. The sample mean rating was 4.09, and the sample standard deviation was 0.6. Test at the 5% significance level the null hypothesis that the population mean rating is at most 4 against the alternative that it is larger than 4
A random sample of 172 marketing students was asked to rate, on a scale from 1...

A random sample of 172 marketing students was asked to rate, on a scale from 1 (not important) to 5 (extremely important), health benefits as a job characteristic. The sample mean rating was 4.06, and the sample standard deviation was 0.6. Test at the 1% significance level the null hypothesis that the population mean rating is at most 4 against the alternative that it is larger than 4. What are the null and alternative hypotheses for this test? For this...
A random sample of 1,523 undergraduates enrolled in management ethics courses was asked to respond on...

A random sample of 1,523 undergraduates enrolled in management ethics courses was asked to respond on a scale from 1 (strongly disagree) to 7 (strongly agree to the proposition that senior corporate executives are interested in social justice. The sample mean response was 4.05, and the sample standard deviation was 1,36 Tost at the 10% significance level, against a two-sided altomative, the null hypothesis that the population mean is 4 Click the icon to view the upper critical values of...

A random sample of size n= 15 obtained from a population that is normally distributed results...

A random sample of size n= 15 obtained from a population that is normally distributed results in a sample mean of 45.8 and sample standard deviation 12.2. An independent sample of size n = 20 obtained from a population that is normally distributed results in a sample mean of 51.9 and sample standard deviation 14.6. Does this constitute sufficient evidence to conclude that the population means differ at the a = 0.05 level of significance? Click here to view the...
Assume that you have a sample of n1=7?, with the sample mean X1=42?, and a sample...

Assume that you have a sample of n1=7?, with the sample mean X1=42?, and a sample standard deviation of S1=4,and you have an independent sample of n2=13 from another population with a sample mean of X2=33 and the sample standard deviation S2=6. a. What is the value of the? pooled-variance tSTAT test statistic for testing H0: ?1=?2?? A local college newsletter reported that the average American college student spends one hour? (60 minutes) on a social media website daily. But...
Assume that a simple random sample has been selected from a normally distributed population and test...

Assume that a simple random sample has been selected from a normally distributed population 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. In a manual on how to have a number one song, it is stated that a song must be no longer than 210210 seconds. A simple random sample of 4040 current hit songs results in a mean length of 242.3242.3 sec and...

A random sample of n, - 11 winter days in Denver gave a sample mean pollution...

A random sample of n, - 11 winter days in Denver gave a sample mean pollution Index x - 43. Previous studies show that 0,- 14. For Englewood (a suburb of Denver), a random sample of n, - 17 winter days gave a sample mean pollution Index of xy - 51. Previous studies show that 0, - 16. Assume the pollution Index is normally distributed in both Englewood and Denver, Do these data indicate that the mean population pollution index...
The Nellie Mae organization found that in a random sample of undergraduate students taken in 2004,...

The Nellie Mae organization found that in a random sample of undergraduate students taken in 2004, the average credit card balance was $2169. Take the sample size to be 1074, which corresponds to the 76 % of the sample of 1413 students who hold a credit card. Suppose (for now) the sample standard deviation of these credit card balances is $ 1000 a. Conduct a significance test of whether or not the sample data provide strong evidence (at the =...
A random sample of 8 experts has been chosen to rate brand A tea and brand...

A random sample of 8 experts has been chosen to rate brand A tea and brand B tea with 1 = extremely unpleasing, 6= extremely pleasing, see data below. Is there evidence of a difference in the mean ratings between the two brands at 0.05 level of significance? Expert A B 1 4 1 2 3 6 3 6 1 4 5 1 5 2 4 6 2 6 7 6 6 8 1 5 a. State the appropriate null...

A simple random sample of 45 adults is obtained from a normally distributed population, and each...

A simple random sample of 45 adults is obtained from a normally distributed population, and each person's red blood cell count (in cells per microliter) is measured. The sample mean is 5.23 and the sample standard deviation is 0.54. Use a 0.01 significance level and the given calculator display to test the claim that the sample is from a population with a mean less than 5.4 comma which is a value often used for the upper limit of the range...

A random sample of 171 marketing students was asked to rate, on a scale from 1...

Homework Answers