Exponential distribution with mean

Assignment Help Basic Statistics
Reference no: EM13966630

12. Let X, X1, X2, X3,... be random variables that are positive and integer valued. Show that Xn """ X if and only if for every integer k.

lim n→∞ P(Xn = k) = P(X = k)

13. Let Z1, Z2,... be iid random variables with density f . Suppose that P(Zi > 0) = 1 and that λ = limx↓0 f (x) > 0. Let Xn = n min{Z1,..., Zn}.Show that Xn """ Z where Z has an exponential distribution with mean 1/λ.

Reference no: EM13966630

Questions Cloud

What are the main sources of revenues for federal government : What are the main sources of revenues for the federal government? Before World War II, what was the key source of revenues of the federal government?
Problem regarding the percent con?dence interval : Estimate the cdf F (x). Compute and plot a 95 percent con?dence envelope for F (as described in the appendix). Find an approximate 95 percent con?dence interval for F (4.9) - F (4.3).
Diplomatic immunity and legislative immunity : Explain the distinction between diplomatic immunity and legislative immunity. Next, support or criticize the premise that diplomatic immunity is vital for Americans abroad
What is the shaft speed in radians per second : A flywheel with a moment of inertia of 4 kg × m2 is initially at rest. If a torque of 5 N × m (counterclockwise) is suddenly applied to the flywheel, what will be the speed of the flywheel after 5 s? Express that speed in both radians per second a..
Exponential distribution with mean : Let Z1, Z2,... be iid random variables with density f . Suppose that P(Zi > 0) = 1 and that λ = limx↓0 f (x) > 0. Let Xn = n min{Z1,..., Zn}.Show that Xn """ Z where Z has an exponential distribution with mean 1/λ.
How many possible sitting arrangements are there : How many possible ways can these 6 council members can be seated? How many possible sitting arrangements are there if only gender is considered in the process?
What are the goals and objectives for the organization : The marketing plan format is one that is utilized by major corporations all over the country. However, writing a comprehensive marketing plan is a difficult and challenging task, yet, the ability to write such a plan is critical to the development..
Description of the historical development of police agencies : Write a 1,050- to 1,750-word paper in which you include the following: A description of the historical development of police agencies and The main types of law enforcement agencies
The role of the police in today society : Create a 8- to 10-slide Microsoft PowerPoint presentation, including speaker notes, in which you include the following: The role of the police in today's society

Reviews

Write a Review

Basic Statistics Questions & Answers

  Difference between the means of the two populations

What is the point estimate for the difference between the means of the two populations?

  Define statistics in detail

Define statistics. Identify different types and levels of statistics.

  Proposal to the vp of marketing and promotions

How much should they charge for a 2 year extended warranty so that they will still make money selling the extended warranties in the long run and keep the cost of the warranties as low as possible to make them more marketable?

  Statistical significance-hypothesis testing

In the context of hypothesis testing regarding one mean, the test (Z or t) may be statistically significant at the 5% level, but not significant in a practical sense at all. Illustrate the meaning of this statement by citing 3 examples from any ar..

  A presidental candidate conducts a poll of likely voters in

a presidental candidate conducts a poll of likely voters in ohio to determine their mean age answer the following1.

  Confidence interval for the proportion of customers

In a mobile phone shop on a Sunday morning, out of n = 77 customers x = 19 buy a mobile phone. What is the 95% confidence interval for the proportion of customers buying a mobile phone?

  Calculate ldl difference for each of 14 men, then the mean x

After a second two-week period, the LDL cholesterol level of each person was recorded again. The data are shown in Table E2.18. Calculate the LDL difference (cornflake-oat bran) for each of the 14 men, then the mean x, variance s2, and standard de..

  Stability ratings of children and teenagers

In-Home stability ratings of children and teenagers age 4 to 14 years who have been diagnosed with ADHD and who are being treated with neurotherapy differs from in-home stability ratings of children and teenagers age 4 to 14 years who have been di..

  Percentages of divorcing couples with prenuptial agreements

In light of these data, are the percentages of divorcing couples with prenuptial agreements equal in these four places?

  Probability of which machine goes to market first

Machine X test unit cost $3000 with beta=3 and theta=500, Machine Y test unit cost $2000 with beta=3 and theta=400. If the machines oil fixtures has life of 20 hrs, which machine goes to market first?

  Is this change significant at the .05 level

The following table shows the number of defective, acceptable, and superior items in samples taken both before and after the introduction of a modification in the manufacturing process.

  Based on the results of the peliminary poll

Based on the results of the peliminary poll, how large a sample is required for the main poll, assuming that the main poll should have a margin of error of 3.3% and a confidence level of 96.7%.

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