Question

In 2000, the average GPA for Rutgers College students was 3.15. A sample in 2002 showed...

In 2000, the average GPA for Rutgers College students was 3.15. A sample in 2002 showed that the average GPA for Rutgers College students was 3.46. An alternative hypothesis for GPA of Rutgers College students is:

The mean Rutgers College GPA is more than 3.15 and less than 3.46

The mean Rutgers College GPA is less than 3.46

The mean Rutgers College GPA has increased to more than 3.15

None of the above

Homework Answers

Answer #1

If you have any query comment down below i will surely help you as soon as possible please upvote my answer.Thanks in advance....!

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
9. (19) A random sample of 64 UPW college students shows that the sample mean GPA...
9. (19) A random sample of 64 UPW college students shows that the sample mean GPA is 2.82 with a standard deviation of 0.45. (a) Construct a 90% Confidence Interval for the mean GPA of all UPW students. (b) If we want to be 95% confident, and we want to control the maximum error of estimation to 0.1, how many more students should be added into the given sample? (c) Would you conclude that the mean GPA in UPW is...
a sample of 100 1st generation college students, with an average gpa of 3.20 and a...
a sample of 100 1st generation college students, with an average gpa of 3.20 and a standard deviation of .375. calculate and interpret 90% CI
We now want to test the null hypothesis H0 H0:In college, the average GPA of men...
We now want to test the null hypothesis H0 H0:In college, the average GPA of men is equal to the average GPA of women. H1:In college, the average GPA of men is different from the average GPA of women. A sample of 10 men's GPA in college has sample mean 2.9, and a sample of 10 women's GPA has sample mean 3.1. We also know the GPAs of men and women have the same estimated standard deviation 0.2. Calculate the...
A study was conducted at a local college to analyze the average cumulative GPA of students...
A study was conducted at a local college to analyze the average cumulative GPA of students who graduated last year. Hint: you will need your textbook. Pair up the letter of the phrase that best describes each of the items below. 1. Population_____ 2. Statistic _____ 3. Parameter _____ 4. Sample _____ 5. Variable _____ 6. Data _____ a) all students who attended the college last year b) the cumulative GPA of one student who graduated from college last year...
Test the claim that the mean GPA of night students is larger than the mean GPA...
Test the claim that the mean GPA of night students is larger than the mean GPA of day students at the 0.025 significance level. The null and alternative hypothesis is H0:μN≤μD H1:μN>μD The test is right tailed The sample consisted of 25 night students, with a sample mean GPA of 2.11 and a standard deviation of 0.06, and 25 day students, with a sample mean GPA of 2.1 and a standard deviation of 0.07. The test statistic is: The p-value...
Suppose the Dean of our college claims that, the average GPA for all students in the...
Suppose the Dean of our college claims that, the average GPA for all students in the college is at least 3.00, with standard deviation 0.4.  However, from a class with 25 students, we find the class average GPA is 2.80.  Can we reject the dean’s claim at significance level 0.05? (We conduct a hypothesis testing). a).  H0: mu=3.00,          Ha: b). Calculate test statistic, here is z-value.   c). Find pvalue. d).  Make your decision.
33. Use the following information for questions 31-34: The average GPA for all college students in...
33. Use the following information for questions 31-34: The average GPA for all college students in the United States as of 2006 was 3.11.  We want to test to see if the GPA of students at Texas A&M is higher than the national average.  Suppose we survey 47 randomly selected students at Texas A&M and the average GPA is 3.27, with a standard deviation of 0.54.  Assuming all conditions are met, conduct a hypothesis test at the 0.01 significance level. What is the...
The average grade point average (GPA) of undergraduate students in New York is normally distributed with...
The average grade point average (GPA) of undergraduate students in New York is normally distributed with a population mean of 2.5 and a population standard deviation of 0.4 (III) Above what GPA will the top 7% of the students be (i.e., compute the 93rd percentile): GPA (IV) If a sample of 36 students is taken, what is the probability that the sample mean GPA will be between 2.5 and 2.75?
a. Test the claim that the mean GPA of night students is significantly different than 3.2...
a. Test the claim that the mean GPA of night students is significantly different than 3.2 at the 0.05 significance level. The null and alternative hypothesis would be: Null Hypothesis: mu = 3.2 Alternative Hypothesis: mu ≠ 3.2 The test is: two-tailed Based on a sample of 40 people, the sample mean GPA was 3.18 with a standard deviation of 0.04 The test statistic is: _____(to 2 decimals) The positive critical value is:______ (to 2 decimals) b. Test the claim...
Test the claim that the mean GPA of night students is larger than the mean GPA...
Test the claim that the mean GPA of night students is larger than the mean GPA of day students at the 0.10 significance level. The null and alternative hypothesis would be: H0:μN≤μD H1:μN>μD H0:μN≥μD H1:μN<μD H0:pN≤pD H1:pN>pD H0:μN=μD H1:μN≠μD H0:pN=pD H1:pN≠pD H0:pN≥pD H1:pN<pD The test is: two-tailed left-tailed right-tailed The sample consisted of 35 night students, with a sample mean GPA of 2.74 and a standard deviation of 0.07, and 35 day students, with a sample mean GPA of 2.73...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT
Active Questions
  • One bank advertises a nominal rate of 5.81% compounded semiannually. A second bank advertises a nominal...
    asked 4 minutes ago
  • Describe several components of the institutional environment in the HPAEs that are critical to their success....
    asked 7 minutes ago
  • Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with...
    asked 10 minutes ago
  • impedance cardiography (ICG) is a noninvasive technology measuring total electrical conductivity of the thorax and its...
    asked 10 minutes ago
  • A 1,710 kg pile driver is used to drive a steel beam into the ground. The...
    asked 28 minutes ago
  • Determine how much is in each account on the basis of the indicated compounding after the...
    asked 33 minutes ago
  • (4) A clinical psychologist investigated whether daily meditation caused an improvement in academic achievement. Some college...
    asked 35 minutes ago
  • Shaking Hands in a Group Chris and his son were among four father-and-son pairs who gathered to...
    asked 39 minutes ago
  • To excite an SPP on the internal metal interface, an additional dielectric layer whose refractive index...
    asked 45 minutes ago
  • In Education, How could the use of appropriate (or inappropriate) data analysis techniques affect the evaluator's...
    asked 45 minutes ago
  • a mixture of cyclo propane contains 85.7%C and 14.3%HS by mass. at 50.0°C and 0.984 atm...
    asked 45 minutes ago
  • Briefly describe what an asymptote is and why asymptotes are so important in calculus. Don't forget...
    asked 57 minutes ago