Perform the following hypothesis test: HO: µ = 6 H1: µ  6 The sample mean is 5.8, sample standard deviation of 1.5 and a sample size of 42.  Use a 5% significance level. What is the value of the test statistic? (Give your answer rounded to 2 decimals) (Be careful to make sure your + or - sign is correct)

Consider a value to be significantly low if its z score less than or equal to - 2 or consider a value to be significantly high if its z score is greater than or equal to 2. A test is used to assess readiness for college. In a recent year, the mean test score was 21.8 and the standard deviation was 5.1. Identify the test scores that are significantly low or significantly high. What test scores are significantly low? Select the correct answer below and fill in the answer box(es) to complete your choice. O A. Test scores that are less than (Round to one decimal place as needed.) O B. Test scores that are greater than (Round to one decimal place as needed.) C. Test scores that are between and (Round to one decimal place as needed. Use ascending order.)

Cereals sodium values have a mean of 167 and a standard deviation of 77.3. Find the z-score for the cereal that has a sodium value of 0. How would you interpret this z-score?

Hi I need help with the significant high please

The mean number of eggs per person eaten in the United States is 252 and the standard deviation is 68. Do college students eat more than the average? The 45 college students surveyed averaged 281 eggs per person. What can be concluded at the 0.05 level of significance? H0: = 252 Ha: _____________ 252 Test statistic: __________    p-Value =__________                    Reject/Fail to reject H0?______________         Conclusion: There is____________   evidence to make the conclusion that the population mean number of eggs consumed college students per year is more than 252 eggs per student per year. p-Value Interpretation: If the mean number of eggs consumed per year for college students is equal to_________  and if another study was done with a new randomly selected group of 45 college students, then there is a ____________ percent chance that the average number of eggs consumed per year for this new sample would be greater than_____________        . Level of significance…

Part 2 of 4 Compute the P-value of the test statistic. Round the answer to at least four decimal places. P-value Part: 2/ 4 Part 3 of 4 Determine whether to reject H. (Choose one) the null hypothesis H,. Reject Do Not Reject

Consider a value to be significantly low if its z score less than or equal to -2 or consider a value to be significantly high if its z score is greater than or equal to 2. A test is used to assess readiness for college. In a recent year, the mean test score was 20.2 and the standard deviation was 4.9. Identify the test scores that are significantly low or significantly high. What test scores are significantly low? Select the correct answer below and fill in the answer box(es) to complete your choice. (Round to one decimal place as needed.) OA. Test scores that are greater than OB. Test scores that are between OC. Test scores that are less than and (Round to one decimal place as needed. Use ascending order.) (Round to one decimal place as needed.) Select the correct answer below and fill in the answer box(es) to complete your choice. What test scores are significantly high? OA. Test scores that are less than OB. Test scores that are greater than OC. Test scores that are between and…

Need help with C and D please

Need help with question b (the answer is not -0.64 ; 0.82)

Provide an appropriate response.The scores from a state standardized test have a bell-shaped distribution with a mean of 100 and a standard deviation of 15. Use the Empirical Rule to find the percentage of students with scores between 70 and 130. Group of answer choices 95% 68% 99.7% 100%