Identify null hypothesis-alternative hypothesis-p-value

Assignment Help Basic Statistics
Reference no: EM13157256

The mean of 20 degrees C is obtained for 40 temperatures on 40 different days. assuming that the standard deviation =1.5, test the claim that the population mean is 22 degrees C. Use a 0.05 significance level.

Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about null hypothesis, and final conclusion that addresses the original claim.

Reference no: EM13157256

Questions Cloud

Net cash provided by operations : Cash dividends were $43. The company sold equipment for $61 that was originally purchased for $28 and that had accumulated depreciation of $25. The net cash provided by (used in) operations for the year was:
Optimal environment for learning : Describe a time from your own learning experience that was influenced in either a negative or positive way by the classroom environment. When creating the optimal environment for learning what would you include? Why?
Figure out the cheapest way to produce toys : A company is trying to figure out the cheapest way to produce 36 toys. The company†TM s technology is given by:
Where are the male and female gametophytes located : Where are the male and female gametophytes located on a Peyote(Lophophora Williamsi)?
Identify null hypothesis-alternative hypothesis-p-value : Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about null hypothesis, and final conclusion that addresses the original claim.
Strategies to teach children with developmental delays : How does understanding sensory contribution to learning help you develop strategies to teach children with developmental delays?
What is the pressure in millimeters of mercury : What is the pressure in millimeters of mercury of 0.0115 mol of helium gas with a volume of 219 mL at a temperature of 55 circ C?
Compared the 3d structure of a green kinase : Green indicates kinases that phosphorylate tyrosines in a poly(tyrosine-glutamate) substrate; "blue kinases" phosphorylated the same substrate weakly; "yellow kinases" could not phosphorylate this substrate.
What is the price at this output level : What output level will the competitive firm choose in order to maximize its profit? What is the price at this output level?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determine the value of diastolic blood pressures will lie

If we assume a normal distribution of Diastolic blood pressures, then between what two values can we be assured 99.7% of all Diastolic blood pressures will lie?

  Population mean weight of athelete

At the 5% level of significance, can we infer that the population mean weight of athletic men is lower than the population mean weight of non-athletic men by more than 2 pounds?

  Describing probability density function

Let X be a random variable uniformly distributed on the interval (0,1). Let Y be a new random variable defined as Y = X2. What is the probability density function of Y given by?

  Determine the probability of a score falling between range

The following is based on the normal distribution of scores with mean equal to 90 and standard deviation equal to 3.5. Determine the probability of a score falling between a raw score of 84 and 96?

  Find probability number of packets containing no defective

Out of the total nuts manufactured by a company 0.5 percent became defective. The nuts are supplied in packets of 40. Find out the probability number of packets containing.

  Theorem for sample of scores on psychology exam

What score was earned by more students than any other score? Why? What was the highest score earned on the exam?

  Explain regression predicts for second predictor variable

The regression of Y on X predicts? When predicting Y, adding a second predictor variable to the first predictor variable X.

  What is the probability that d spoke the truth

B reports to C's statement to A. If A asserts that B denies that C claims D is a liar, what is the probability that D spoke the truth?

  Hypothesis test-confidence interval approach

In 2001, the US Department of Labor reported the average hourly earnings for US production workers to be $14.32 per hour. A sample of 75 production workers during 2003 showed a sample mean of $14.68 per hour.

  Find the standard error of sample mean

If random samples, each with n = 4 scores, are selected from a normal population with MK = 80 and o=10

  Symmetry definition of probability

Explain whether the symmetry definition of probability is appropriate with respect to the outcomes in the sample space.

  Testing means in a two-group design

An LU professor is interested in whether there is a difference between undergraduate students and graduate students in the amount of time spent praying each day.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd