Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Math Expert


Home >> Math

problem 1: A sample comprises of 151 students who took a history course at a college. The professor and the grade earned are recorded, and the results are summarized in the chart. Does the data meet up the needs for a test for independence? Describe.

1783_test for independence.jpg

problem 2: A sample of products produced on 3 assembly lines is summarized in the chart. With .05 significance, test the claim that being defective is independent of the line.

1045_testing claim.jpg

problem 3: The number of awards won by a sample of employees at three advertising agencies is given in the chart. With .10 significance, test the claim that the mean number of awards won by employees at the three agencies is similar.

913_test the claim.jpg

problem 4: A sample of employees at a big company is asked if the company must change insurance carriers. The outcomes are listed in the table.

1070_insurance carriers.jpg

a) With .05 significance, test the claim that the proportions of yes, no and unsure votes in the company are .4, .4, .2, correspondingly. Use formulas.

b) If the claim was that each opinion takes place with similar frequency, compute the value of E.

problem 5: The weights of a sample of patients before and after taking an experimental drug are given in the table.

1187_weights of sample.jpg

a) With .05 significance, use the Sign Test to test the claim which the median “before” weight is 200 lb.

b) With .05 significance, use the Sign Test to test the claim which the drug causes weight loss.

c) With .05 significance, use Wilcoxon Signed-Ranks Test to test the claim which the drug doesn’t impact weight.

problem 6: In a sample of 65 children in an elementary school, 19 have at least one unemployed parent.

a) With .05 significance, use the Sign Test to test the claim that less than half of the children at the school have at least one unemployed parent.

b) With .05 significance, use the Sign Test to test the claim that more than half of the children at the school have at least one unemployed parent.

Math, Academics

  • Category:- Math
  • Reference No.:- M96036

Have any Question? 


Related Questions in Math

Prove that the core is a convex setthat is show that for

Prove that the core is a convex set. That is, show that for any two imputations x, y in the core of a coalitional game (N; v), and for all α ∈ [0, 1], the imputation αx + (1 - α)y is also in the core of the game (N; v).

The height of north american adult men varies according to

The height of North American adult men varies according to a distribution that is approximately normal with a mean of 70 inches and a standard deviation of 3.5 inches. Using the 68-95-99.7 Rule, between what two heights ...

List three benefits of distance learning programs explain

List three benefits of distance learning programs. Explain how they are beneficial to the organizations allowing their employees to partake in them.

1 complete the algebra that leads to the transcendental

1. Complete the algebra that leads to the transcendental equations given by (155.5), (155.6) and (155.7) of the finite 1-d square well. 2. For advanced students, find the condition on (or value of) well depth, V 0 , and ...

A child flies a kite at a height of 50ft the wind carrying

A child flies a kite at a height of 50ft, the wind carrying the kite horizontally away from the child at a rate of 26ft Over sec. How fast must the child let out the string when the kite is 130ft away from the child?

Can anyone explain me like when we use the phythgorean

Can anyone explain me like when we use the phythgorean triplet in triangle there are many triplet so how we know when to use this one.

The given angle is approximate find the value of the given

The given angle is approximate. Find the value of the given trigonometric function by finding the reference angle and attaching the proper sign sec 495.51 degrees (Round to three decimal places as needed.)

On wednesday a local hamburger shop sold a combined total

On Wednesday, a local hamburger shop sold a combined total of 316hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Wednesday?

For the company walmartfor module 3 consider the

For the Company Walmart. For Module 3, consider the organization's mission and strategy from the perspective of its internal business processes (from your work on the case, your previous course work, and your background ...

George mcginnis a marketer for wingate paper is jogging

George McGinnis, a marketer for Wingate Paper, is jogging with Tom Cagle. Tom is a long-time distributor for Wingate Paper and has a good relationship with the company and its owners. George asks Tom about the status of ...

  • 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