Question

Asked Nov 26, 2019

10 views

Help with #67

Step 1

67.

The hypotheses are given below:

Step 2

Here, the test is one-tailed test.

The degrees of freedom is obtained as follows:

Step 3

Step-by-step procedure to obtain the critical value using MINITAB:

- Choose
**Graph > Probability Distribution Plot**choose**View Probability****> OK.** - From
**Distribution**, choose ‘’ distribution.*t* - In
**Degrees of freedom**, enter**9**. - Click the
**Shaded Area** - Choose
**Probability**and**Left Tail**for the region of the curve to shade. - Enter the
**Proba...**

Tagged in

Q: The diameter of an electric cable is normally distributed with average 0.8 and variance 0.0004. A ca...

A: a.A cable is considered defective if the diameter differs from its average by more than 0.025 What i...

Q: The effect of aid is a subject of considerable academic and policy interest. In this question we exa...

A: The KALAHI-CIDSS is a large anti-poverty program funded by the World Bank. This program provided cas...

Q: Do a small research about Benford’s law. Explain what it is and how it can be used in data science. ...

A: Benford’s law is also known as the law of anomalous numbers or the first-digit law. Simon Newcomb is...

Q: I would like the solutions for each part of the problem

A: Given:The provided sample mean is = 11 and the known population standard deviation is σ = 3, and th...

Q: Use the given statistics to complete parts (a) and (b). Assume that the populations are normally d...

A: The provided information are:

Q: At the time she was hired as a server at the Grumney Family Restaurant, Beth Brigden was told, “You ...

A: It is given that the population standard deviation is 3.26, sample mean is 84.61, and the sample siz...

Q: A transect is an archaeological study area that is 1/5 mile wide and 1 mile long. A site in a transe...

A: Note:Hey there! Thank you for posting the question. However, since your question has more than 3sub ...

Q: The average cost of tuition plus room and board for a small private liberal arts college is reported...

A: It is given that the population standard deviation is $1,200 and sample mean is $8,757 and sample si...

Q: What are the critical values for a two-tailed test with a 01 level of significance when the populati...

A: It is provided that the population standard deviation is known, so z-critical value is to be found.T...