4 A sample of 32 observations is selected from a normal population. The sample mean is 13, and the population standard deviation is 4. Conduct the following test of hypothesis using the 0.02 significance level. Hg: Hs 12 Hi:u> 12 Skipped a. Is this a one- or two-tailed test? eBook One-tailed test Hint O Two-tailed test

Q: What is the point of the ‘Exploration’ phase? What is the difference between  ‘Exploration’ and the…

A: Exploratory research helps you to gain more understanding of a topic.  It helps to gather…

Q: Immediate personality argues that global temperatures are not rising because every year an increase…

A:

Q: Describe two ways economists try to forecasts developments in the economy

A: * An economic forecast is a process of trying to predict a future economic situation using a…

Q: Can you please show steps for question (i) and (ii)

A: i) The first  system  can be written as  after taking Laplace transform as -   L{dxdt}=L{-ax}…

Q: Examples of two quantitatives variables that can be related?

A: Given problem is to give examples of quantitative variables

Q: 1. The table shows the number of deaths in the U.S. in a year due to a variety of causes. For these…

A: The total population of the USA is given to be312 million. The table below shows the number of…

Q: Why does The concept of degrees of freedom introduced?

A: First we define the degrees of freedom .  Degrees of freedom :   It refers to the number of values…

Q: A gambler complained about the dice. They seemed to be loaded! The dice were taken off the table and…

A: Let us first test whether “the data indicate that the die is unbalanced”, using a Chi-square test of…

Q: Does almost everyone become unemployed at some point in their life? Support answer with peer…

A: Overview of Unemployment ExperiencesYouth and Early Adulthood: Research shows that unemployment is…

Q: 5x5 risk martix L Pick 10 15 20 25 Low I Medum K 20 Hioh 4 12 16 12 15 I 10 D 1 1 CONSEQUENCES 2.

A: To understand the health and safety risk matrix, you first need to understand how risk is…

Q: re calculus is a definition of high school graduation what are some interesting and expected…

A: This is a problem of application of derivative, Integral calculus etc.

Q: What are the Irrelevant variables?

A: Irrelevant variables are complement to omitted variable and A variable is irrelevant if its true…

Q: Just need ( d ) & (e ) answered , per your policy

A: Venn diagram is the mathematical model that used to measure the number of groups. Venn diagram used…

Q: When is applied research, as distinct from basic research, useful?

A:

Q: SUMMARY OUTPUT Regression Statistics Multiple R R Square Adjusted R Square Standard Error 0.953…

A: Here the total number of observations = n = 20 Response variable : y : Teacher's salary Predictor…

Q: Statistical information about the data can be helpful in making efficient query plan. True or False?

A: Given: The statement, Statistical information about the data can be helpful in making efficient…

Q: From part 2 of this assignment, you know that gestational diabetes affects #+1 percent of the…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: what are the three categories of business analytics

A: Given problem Given that

Q: The accompanying table shows the numbers of male and female students in a particular country who…

A: According to the given information, we have Total number of persons = 1832719

Q: What are the Key Assumptions about the error term?

A: The error term can be denoted as ∈.

Q: I asked this question but can you break it down better, I'm not understanding all the tables

A: minimize c=2x+10y subject to x+3y>103x+4y>20x,y>0 the problem is converted to canonical…

Q: Solutikn is not clear, can it be handwritten please. Thank you.

A:

Q: “Experimental research is better than descriptive research”. Do you agree with this statement?…

A: Please find the explanation below. Thank you

Q: A medical clinic uses a pregnancy test to confirm pregnancy in patients who suspect they are…

A: I have shown all the steps using Tree diagram

Q: d. Predict the waiting time when there are 18 customers in the store.

A: Given that Y-intercept, b0 = -0.5514 And slope, b1 = 0.1441 Also, Y denotes waiting time and X…

Q: Q 2: During COVID-19 lockdown, Mr. Umair, a Sales Manager of Oasis Retail LLC is worried about the…

A: Solution

Q: Residuals

A: The difference between the observed value of Y and its estimate (y⏞ )is called residual. Residual…

Q: What does DOE stand for in science?

A: DOE stand for in science is...

Q: 1. A college surveys 10,000 randomly selected students to learn more about their usage of credit…

A: Note :- As per our policy, we can answer one question with 3 sub-parts at a time. Please make a new…

Q: How does a histogram work? How do I make one?

A: A histogram is a graphical representation of continuous numerical data using rectangular bars. It…

Q: First four steps of step 2 (in general entire step 2) is not clear. Request clarify in easier to…

A:

Q: How can social media use lead to stress among young adults? How can we define social media?…

A: Approach to Solving the QuestionDefine Social Media:Begin by providing a clear definition of social…

Q: not use ai please

A: Reducing smoking among teenagers is a critical public health priority, requiring a multi-faceted…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.