The average speed of greyhound dogs is about 18.8 meters, Ask an Expert

Statistics

The average speed of greyhound dogs is about 18.8 meters per second. A particular greyhound breeder claims that her dogs are faster than the average greyhound. In a sample of 45 dogs, they ran, on average, 19.2 meters per second with a standard deviation of 1.4. Is her claim correct if she is willing to accept an error rate of 2.5 out of 100?

A) Yes, because 1.92 falls in the noncritical region

B) No, because 0.04 falls in teh noncritical region

C) Yes, because 0.04 falls in the noncritical region

D) No, because 1.92 falls in the noncritical region

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9366261

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The local police department must write an average of 5

The local police department must write an average of 5 traffic tickets each day to keep department revenues at budgeted levels. Suppose the number of tickets written per day follows a Poisson distribution with a mean of ...

The waiting time for a pizza order is supposed to be no

The Waiting time for a Pizza order is supposed to be no more than 10 minutes. Some complaints have been received that the orders are in fact taking longer than the claimed 10 minutes. A batch of 50 orders was timed and f ...

A survey of a random sample of 1000 smartphone owners found

A survey of a random sample of 1000 smartphone owners found that the mean daily time spent communicating on a smartphone was 131.4 minutes. From previous studies, it is assumed that the population standard deviation is 2 ...

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a premium? Would we ever expect a zero coupon bond to sell at a premium? Explain.

In a large university 20 of the students are business

In a large university, 20% of the students are business majors. A random sample of 100 students is selected, and their majors are recorded. 1. Compute the standard error of the proportion. 2. What is the probability that ...

Parents who did not finish high school have sat math scores

Parents who did not finish high school have SAT math scores X with mean 451 and standard deviation 103. Scores Y of children of parents with graduate degrees have mean 567 and standard deviation 104. Perhaps we should st ...

A company recently had 26 million shares outstanding

A company recently had 26 million shares outstanding trading at $45/share. The company announces its intention to raise $290M by selling new shares. What percentage of the value of the company's existing equity prior to ...

Let x be a random variable with range rx -1 0 1 and let px

Let X be a random variable with range RX = {-1, 0, 1} and let P(X = 1) = P(X = -1) = p/2 for some p ∈ [0, 1]. a) Compute P(X = 0). b) Compute the expectation E[X] and variance Var(X) of X as a function of p, and determin ...

The dow jones industrial average has had a mean gain of 432

The Dow Jones Industrial Average has had a mean gain of 432 pear year with a standard deviation of 722. A random sample of 40 years is selected. What is the probability that the mean gain for the sample was between 200 a ...

Lets see how much you have been paying attention for your

Let's see how much you have been paying attention. For your first Pause-Problem in this chapter, please tell me three things that differentiate parametric from non-parametric tests (Hint: There are actually four, so see ...

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

Recent Questions

Ask Statistics and Probability Expert

Statistics

Related Questions in Statistics and Probability

The local police department must write an average of 5

The waiting time for a pizza order is supposed to be no

A survey of a random sample of 1000 smartphone owners found

Describe the difference between zero coupon bonds and

In a large university 20 of the students are business

Parents who did not finish high school have sat math scores

A company recently had 26 million shares outstanding

Let x be a random variable with range rx -1 0 1 and let px

The dow jones industrial average has had a mean gain of 432

Lets see how much you have been paying attention for your

Ask Experts for help!!

Looking for Assignment Help?

Why might a bank avoid the use of interest rate swaps even

Describe the difference between zero coupon bonds and

Compute the present value of an annuity of 880 per year

Compute the present value of an 1150 payment made in ten

Compute the present value of an annuity of 699 per year

Follow Us