Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

If a random sample of 5 observations from one population results in a standard deviation of 12 and the other random sample of 7 observations results in a standard deviation of 7, with a significance level of .01 is there a variance in the first population.
Looking to see how to layout work in this situation. And how to comapre to the Hypotheses.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M9379688

Have any Question?


Related Questions in Statistics and Probability

How do you calculate true population proportion if your

How Do you calculate true population proportion if your defective sample is too small? For example, if you have 50 and defect is 4. Please look below for more details.

Why does a high standard deviation of a stocks rate of

Why does a high standard deviation of a stock's rate of return mean that that stock is risky? Explain. (Hint: Intuitively explain how we calculate standard deviation and what does it mean)

How would i calculate this to get the probability if a

How would I calculate this to get the probability. If a person bought 1 share of Google stock within the last year, what is the probability that the stock on that day closed at less than the mean for that year? Hint: You ...

If all the data values in a population are converted to

If all the data values in a population are converted to? z-scores, the distribution of? z-scores will have what? mean? Choose the correct answer below. A. The mean of the? z-scores will be zero. B. The mean of the? z-sco ...

A box contains 14 large marbles and 11 small marbles each

A box contains 14 large marbles and 11 small marbles. Each marble is either green or white. 8 of the large marbles are green, and 5 of the small marbles are white. If a marble is randomly selected from the box, what is t ...

A diamond can be classified as either gem qulaity or

A Diamond can be classified as either gem qulaity or industrial grade. Suppose that 92% of diamonds are classified as industrial grade. Would it be unusual if atleast one of five randomly selected diamonds is gem quality ...

Question the probability a beginning golfer makes a good

Question: The probability a beginning golfer makes a good shot if he selects the correct club is 1/3. The probability the shot is good with the wrong club is 1/5. In his bag are four different clubs, only one of which is ...

A fair die is rolled 36 times what is the standard

A fair die is rolled 36 times. What is the standard deviation of the even number (2, 4, or 6) outcomes?

The weights of ice cream cartons are normally distributed

The weights of ice cream cartons are normally distributed with a mean weight of 20 ounces and a standard deviation of 0.5 ounces. You randomly select 25 cartons. What is the probability that their mean weight is greater ...

Please help answer the following question1 some research

Please help answer the following question 1) Some research suggests that police officers are more likely to make an arrest in the presence of bystanders. If mentally disordered suspects attract more attention from bystan ...

  • 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

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

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

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 p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As