Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

A digital camcorder repair service has set the goal not to exceed the average of 5 working days from the time the unit is brought in to time repairs are completed. A random sample of 12 repair records showed following repair times (in days): 9, 2, 5, 1, 5, 4, 7, 5, 11, 3, 7, 2.

(a) H0: μ≤ 5 days versus H1: μ> 5 days. Select the right option.

Reject H0 if t < 1.796

Reject H0 if t >1.796

(b) Compute the t-value.

True

False

(c) The null hypothesis must be rejected.

True

False

(d) The average repair time is longer than 5 days

True

False

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922687

Have any Question? 


Related Questions in Statistics and Probability

1 what advantage do experiments have over descriptive and

1. What advantage do experiments have over descriptive and correlational studies? 2. A well-designed experiment possesses what three characteristics? 3. Distinguish between qualitative and quantitative levels of an indep ...

Putting measurement to workthis exercise gives you the

Putting Measurement to Work This exercise gives you the opportunity to develop a measurement strategy of your own. 1. Identify an area of the social sciences you know something about (aging, marriage and the family, crim ...

Given a stable matching of n men and n womena is it

Given a stable matching of n men and n women, (a) Is it possible to find three pairs such that if the matching among them is changed, each man will be matched to a woman whom he prefers, and each woman will be matched to ...

Two population meansa tomato farmer with a very large farm

Two Population Means A tomato farmer with a very large farm of approximately 2200 acres had heard about a new type of rather expensive fertilizer which would supposedly significantly increase his production. The frugal f ...

Why would the following hypothesis not work for anova

Why would the following hypothesis not work for anova problem? H0: μ1=u2=u3=u4 and H0: μ1≠u2≠u3≠u4 What does the y-intercept represent in terms of linear analysis (and linear regression analysis) and give an example of h ...

A philosophy professor assigns letter grades on a test

A philosophy professor assigns letter grades on a test according to the following scheme. A: Top 12% of scores B: Scores below the top 12% and above the bottom 63% C: Scores below the top 37% and above the bottom 22% D: ...

Jolie takes 45 minutes to do her statistics homework if the

Jolie takes 45 minutes to do her statistics homework. If the mean is 38 minutes and the standard deviation is 3, calculate Jolie's z score. Once calculated, interpret your findings in terms of Jolie's performance.

A researcher conducted an experiment on the effects of a

A researcher conducted an experiment on the effects of a new "drug" depression. The researcher had a control group, and an experimental group that received nothing, a placebo group, and an experimental group that receive ...

Suppose that utility payoffs depend on decisions and states

Suppose that utility payoffs depend on decisions and states as shown in Table 1.3. Letp(θ1,),p(θ2)) denote the decision-makers subjective probability distribution over Ω = {θ1 ,θ2}. a. Suppose first that B = 35. For what ...

1 a successive independent survey design and a longitudinal

1. A successive independent survey design and a longitudinal survey design both examine changes in responses over time. How do they differ in their approach? 2. Distinguish between demographic and epidemiological researc ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen