subject

Mathematics, 19.06.2020 21:57 amarshall90

In a recent study, the mean age of Snap Chat users is 29.8 years. Suppose the standard deviation is 15 years. The sample of size is 80. Find the probability that the sum of the ages is between 2200 and 2500 years.

ansver

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, nevaehkirk1997

Brent wants to know what is 5 x 1/2

Answers: 2

Mathematics, 21.06.2019 21:30, sandersmakaylaovq5vu

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Answers: 1

Mathematics, 21.06.2019 23:30, aherrerasmile1

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000

Answers: 1

Mathematics, 21.06.2019 23:30, drakkeo

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Answers: 1

You know the right answer?

In a recent study, the mean age of Snap Chat users is 29.8 years. Suppose the standard deviation is...

Questions in other subjects:

Konu

Business, 04.09.2019 19:30

The four ps make up the marketing mix, which is the set of decisions or activities that the firm uses to respond to the wants of its target markets....

Konu

Physics, 04.09.2019 19:30

Aperson stands 35.0 m from a flag pole. with a protractor at eye level, he finds that the angle to the top of the flag pole is 25.0 degrees. how high is the flag pole? (the distan...

Konu

Law, 04.09.2019 19:30

Define and differentiate property law, tort law, family law, contract law, and criminal law....

Konu

Social Studies, 04.09.2019 19:30

The main difference between a multiple schedule (mult) and a mix schedule (mix) is that the former uses a discriminative stimulus correlated with the schedules. t/f...

Konu

Business, 04.09.2019 19:30

When presenting financial information to a board of directors, it is best to provide: (a) a list of increases and decreases in accounts over $10,000 (b) a summary of t...

Konu

Computers and Technology, 04.09.2019 19:30

The important part of an emts care in which the emt records a variety of information that serves administrative educational and research uses is called:...

Konu

Social Studies, 04.09.2019 19:30

The social class a person is born into is a primary dimension of diversity, while his or her is a secondary dimension. (a) ethnicity. (b) education. (c) gender.

Konu

Mathematics, 04.09.2019 19:30

Convert the following common fractions to decimals. round to three decimal places if necessary. you may use a calculator. 1/2 =...

Konu

Mathematics, 04.09.2019 19:30

Which which of the following are characteristics of the graph of the linear parent function? check all that apply a. it is a parabola. b. it has a sl...

Konu

History, 04.09.2019 19:30

Which was least likely to have been a component of earth’s atmosphere before life began?...

More questions: Mathematics Another questions