Question
Asked Apr 23, 2019
343 views

Determine the critical values for a two tailed test of a population mean at the a=0.01 level of significance based on a sample size of n=29. 

check_circle

Expert Answer

Step 1

The test is of a population mean. The sample size is 29.

That is sample size is less than 30 for this test. Hence, t-test is used here.

Here the level of significance is 0.01.

α = 0.01. (α/2) = 0.005.

The degrees of freedom n -1 = 29 - 1 = 28.

For two tailed test, the critical values are,

fullscreen
Step 2

The critical value can be found from the below table,

fullscreen
Step 3

Procedure:

  • Locate the degrees of freedom 28 in the first column.
  • Locate 0.01 in two tail row.
  • Corresponding to ...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Statistics

Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: 9.3 Question is in the attached picture.

A: a. Identifying whether the linear combination are contrast:Contrast:A contrast is linear combination...

question_answer

Q: What price do farmers get for their watermelon crops? In the third week of July, a random sample of ...

A: The provided information are:

question_answer

Q: Let x be the age of a licensed driver in years. Let y be the percentage of all fatal accidents (for ...

A: Hey, since there are multiple subpart questions posted, we will answer first three subparts. If you ...

question_answer

Q: Jane has stored three albums on her iPod. The first album consists of 11 songs by Frank Sinatra, the...

A: In this question, there is total 32 songs collection out of which 11 songs by Frank Sinatra, 13 song...

question_answer

Q: A person with a cough is a persona non grata on airplanes, elevators, or at the theater. In theaters...

A: Given that in any large audience you will hear that 15 coughs per minute. r is the number of coughs ...

question_answer

Q: 1. In a random sample of 15 CD players brought in form repair, the average repair cost was $80 and t...

A: It is given that the average repair cost (mean) is $80, sample standard deviation s is $14, the samp...

question_answer

Q: Professor Jennings claims that only 35% of the students at Flora College work while attending school...

A: (a) Level of significance:It is given that to test whether more than 35% of the students have jobs, ...

question_answer

Q: A biologist looked at the relationship between number of seeds a plant produces and the percent of t...

A: The estimated regression line is as follows:

question_answer

Q: The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.30...

A: Introduction:The test hypotheses are:Null hypothesis:H0: p = 0.30, that is, 30% in the sample of 1,1...