Question

A claim is made that 75% of college students use their laptops to take notes during...

A claim is made that 75% of college students use their laptops to take notes during lecture. Blaine believes this claimed value is too low. He is able to survey a random sample of 245 college students, and he finds that 84% of these students use their laptops to take notes during lecture.   Which of the following statements is correct based on this information?

A. The claimed population proportion is 0.84.

B. If a hypothesis test is conducted, the test statistic will be less than 2.

C. If a hypothesis test is conducted, the p-value will be less than 0.05.

D. Blaine should not conduct a hypothesis test since the sample size is too big.

E. If the significance (or alpha) level is set at 0.01, the null hypothesis will not be rejected.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
It is claimed that 68% of college students change their majors at least once. A researcher...
It is claimed that 68% of college students change their majors at least once. A researcher believes this claimed value is too low. He surveys a random sample of 247 college students and finds that 72% of them have changed their majors at least one time. Use this information to conduct a hypothesis test at a significance (or alpha) level of 0.05. What will the hypotheses be? Ho: Ha:
College students and STDs: A recent report estimated that 25% of all college students in the...
College students and STDs: A recent report estimated that 25% of all college students in the United States have a sexually transmitted disease (STD). Due to the demographics of the community, the director of the campus health center believes that the proportion of students who have a STD is lower at his college. He tests H0: p = 0.25 versus Ha: p < 0.25. The campus health center staff select a random sample of 50 students and determine that 18%...
Researchers claim that at most 18 % % of high school students smoke cigarettes. A high...
Researchers claim that at most 18 % % of high school students smoke cigarettes. A high school principal thinks the claim is too low and conducts his own survey. He samples 300 students and finds that 78 of them smoke cigarettes. He tests the claim using α=0.01 α=0.01 . What is the result of his hypothesis test? Select one: a. The hypothesis test suggests that more than 18 % % of high school students smoke cigarettes. b. The hypothesis test...
The accompanying data table lists the weights of male college students in kilograms. Test the claim...
The accompanying data table lists the weights of male college students in kilograms. Test the claim that male college students have a mean weight that is less than the 8383 kg mean weight of males in the general population. Use a 0.010.01 significance level. Identify the null​ hypothesis, alternative​ hypothesis, test​ statistic, P-value, and conclusion for the test. Assume this is a simple random sample. Calculate the test statistic (round to three decimals) That is the P value?
3: A statistics instructor believes that fewer than 20% of Evergreen Valley College students attended the...
3: A statistics instructor believes that fewer than 20% of Evergreen Valley College students attended the opening night midnight showing of the latest Harry Potter movie. She surveys 84 of her students and finds that 11 of them attended the midnight showing. Let ? = proportion of Evergreen Valley College students that attended the midnight showing. A: State the Null and Alternate Hypotheses. B: Determine the test statistic for the sample. C: Find the p-value. D: At a significance level...
4.A claim is made that 25% of American college students leave the United States during spring...
4.A claim is made that 25% of American college students leave the United States during spring break. You believe this claim is incorrect. You would like to test the null hypothesis that ? = 0.25 versus the alternative hypothesis that ? ≠ 0.25. You gather data from a random sample of 100 college students and obtain a test statistic of 1.8. If we assume the significance (or alpha) level is α = 0.05, what should your decision be? A. Reject...
. In a recent poll on education 64% of all college students stay up all night...
. In a recent poll on education 64% of all college students stay up all night studying for final exams. A professor at a local college says this is too low and wants to test this claim He Surveys 5.000 college students and finds that 3250 have stayed up all night studying for final exams use standard deviation of 1% a. State the null and alternative hypothesis b. Determine and draw the hypothesis testing model (label everything) c.Determine the critical...
test the claim that the population of freshman college students has a mean grade point average,...
test the claim that the population of freshman college students has a mean grade point average, GPA, greater than 2.00 sample statistics, include size= 24, mean=2.35 and standart deciation= 0.70 use a type of error=0.01 TEST HYPOTHESIS, including the STATISTICS, CRITICAL VALUES and conclusion
A small private college is interested in determining the percentage of its students who live off...
A small private college is interested in determining the percentage of its students who live off campus and drive to class. It is claimed that less than 20% of their current students live off campus and drive to class. The college decided to take a random sample of 108 of their current students to use in the analysis. It was found that 14 of those live off campus and drive to class. Is therre enought evidence to support the claim...
The mean number of eggs per person eaten in the United States is 245. Do college...
The mean number of eggs per person eaten in the United States is 245. Do college students eat a different number of eggs than the average American? The 53 college students surveyed averaged 265 eggs per person and their standard deviation was 61.5. What can be concluded at the αα = 0.05 level of significance? For this study, we should use Select an answer z-test for a population proportion t-test for a population mean The null and alternative hypotheses would...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT