Question: Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of

Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses.

Suppose one adult is selected at random from these 2000 adults. Find the following probabilities.
a. P(has never shopped on the Internet or is a female)
b. P(is a male or has shopped on the Internet)
c. P(has shopped on the Internet or has never shopped on the Internet)

Have Shopped 500 300 Have Never Shopped 700 500 Male Female

Step by Step Solution

★★★★★

3.39 Rating (186 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Let M male F female Y this adult has shopped on the internet and N this a... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

492-M-S-P (2801).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Two thousand randomly selected adults were asked if they think they are financially better off than their parents. The following table gives the two-way classification of the responses based on the...

Two thousand randomly selected adults were asked if they are in favor of or against cloning. The following table gives the responses. a. If one person is selected at random from these 2000 adults,...

Six hundred adults were asked whether or not they watch for calories and fat content when they buy groceries. The following table gives the two-way classification of their responses, where yes means...

3. A market trader sells ball-point pens on his stall. He sells the pens for a different fixed price, x pence, in each of six weeks. He notes the number of pens, y, that he sells in each of these six...

4.83 Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses obtained. Have Shopped...

Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses obtained. a. Suppose one...

Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses. a. If one adult is...

4.53 Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses. Have Shopped Have...

4.111 Two thousand randomly selected adults were asked whether or not they have ever shopped on the Internet. The following table gives a two-way classification of the responses. Have Shopped Have...

One thousand randomly selected adults were asked whether or not they have ever shopped on Shopee platform. The following table gives a two-way classification of the responses. Gender Responses Have...

In a program, write a method that accepts two arguments: an array of integers and a number n. The method should print all of the numbers in the array that are greater than the number n (in the order...

The accountant preparing the financial statements has asked you to provide the fair value as of the end of the year for the investments. Present the information as it would be shown on the financial...

If you were watching non - streaming TV with a little kid and you wanted to avoid all forms of paid advertising ( including underwriting and sponsorship ) , without knowing anything about the...

List the three revenue recognition criteria. ii) iii) True/False

Refer to the description in Exercise 10.71. There were 22 trials with only cockroaches (no robots) that went under one shelter. In 16 of these 22 trials, the group chose the darker shelter, and in 6...

In July 2013, Jeff Witmer obtained a data set from the Tampa Bay Times after the Zimmerman case was decided. Zimmerman shot and killed Trayvon Martin (an unarmed black teenager) and was acquitted....

Here are the conviction rates with the "stand your ground" data mentioned in the previous exercise. "White shooter on non-white" means that a white assailant shot a minority victim. a. Which has the...

Consider a firm with an EBITDA of $ 1 , 1 0 0 , 0 0 0 and an EBIT of $ 1 , 0 0 0 , 0 0 0 . The firm finances its assets with $ 4 , 7 2 0 , 0 0 0 debt ( costing 7 . 7 percent, all of which is tax...

Suppose you are holding a long position in a French franc futures contract that matures in 76 days. The agreed-upon price is $0.15 for FF 250, 000. At the close of trading today, the futures price...

A stock has had the following year-end prices and dividends Year Price Dividend 1$43.37 3 5 48.35 $.60 57.27 45.35 52.27 61.35 63 80 85 93 What are the arithmetic and geometric returns for the stock?...