Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

State the Null and alternate hypothesis for the given problem

For each part state the null (Ho) and alternative (HA) hypotheses.
a. Has an average community level of suspended particles for the month of August exceeded 30u/m3?
b. Does mean age of onset of a certain acute disease for school children differs from 11.5?
c. A Psychologist claim that the average IQ of a sample of 60 children is significantly above the normal IQ of 100.
d. Is the average cross-sectional area of the lumen of coronary arteries for men, age's 40-59, less than 31.5 percent of the total arterial cross section?
e. Is the mean hemoglobin level of a group of high altitude workers different from 16g/ml?
f. Does the average speed of 50 cars as checked by radar on a particular highway differ from 55mph?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M921797

Have any Question? 


Related Questions in Statistics and Probability

The university is attempting to set its staffing plan for

The University is attempting to set its staffing plan for the next several year, and it wants to determine if the distribution of students among various graduate majors has changed from the historical averages which were ...

Explain how you would conduct the study in given question

Explain how you would conduct the study in given question as a within-subjects design. Question:- Imagine that you were conducting an experiment to examine the effect of generous role models on children's willingness to ...

What main effects and interaction could you test with the

What main effects and interaction could you test with the design you developed for Question 1? Are you predicting that you will obtain an interaction? Question 1 Build on the design you created in Question 2 to test the ...

A research concludes that the number of hours of exercise

A research concludes that the number of hours of exercise per week for adults is normally distributed with a mean of 3.5 hours and a standard deviation of 3 hours. Show all work. Just the answer, without supporting work, ...

1 when tv advertisements report 2 out of 3 dentists

1. When TV advertisements report, "2 out of 3 dentists surveyed indicated they would recommend Brand X toothpaste to their patients," an informed consumer may question the conclusion because a. the sample was only 5 dent ...

1 why can it be argued that the formula for calculating r

1. Why can it be argued that the formula for calculating r should be named the Edgeworth, rather than the Pearson, correlation coefficient? 2. Why may we not interpret or discuss a correlation coefficient that is not sta ...

While some countries tend to favor expansion of the

While some countries tend to favor expansion of the European Union, others generally oppose it. Entering a union agreement with other countries has both benefits and drawbacks for each member country. In what ways do you ...

One of the initial clinical trials of the anti-math anxiety

One of the initial clinical trials of the anti-math anxiety drug SHOVITALL TM tested for the presence of headaches as a side effect. In the trial, 450 subjects were treated with 80mg of the drug, and 2.2% of the subjects ...

1 describe a mixed or split-plot factorial design this

1. Describe a mixed, or split-plot, factorial design. This design is a hybrid of what two other designs? 2. What is a main effect? 3. How many main effects can be tested in a 2 x 2 design? In a 3 x 3 design? In a 2 x 2 x ...

Suppose that a population of size 3n is partitioned into

Suppose that a population of size 3n is partitioned into three subsets: n contractors, n carpenters, and n plumbers. Each person in this population has two preference relations: a preference relation over each one of the ...

  • 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

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

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