subject

Mathematics, 10.10.2019 12:30 sha712

Scientific models
a. are based on a set of observations
b. are used to replace experiments
c. allow the study of existing systems only
d. are rarely used

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 20.06.2019 18:02

Using the completing-the-square method, find the vertex of the function f(x) = 2x2 − 8x + 6 and indicate whether it is a minimum or a maximum and at what point. maximum at (2, –2) minimum at (2, –2) maximum at (2, 6) minimum at (2, 6)

Answers: 3

question

Mathematics, 21.06.2019 14:30

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Answers: 2

question

Mathematics, 21.06.2019 20:00

How do i solve uniform motion problems?

Answers: 2

question

Mathematics, 21.06.2019 20:30

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Answers: 1

You know the right answer?

Scientific models
a. are based on a set of observations
b. are used to replace experimen...

Questions

question

Business, 05.12.2019 17:31

Phoenix guitars is interested in pursuing backward integration to take greater ownership of the extraction of raw materials and production of componen...

question

Chemistry, 05.12.2019 17:31

For a given galvanic cell, the standard cell potential can be calculated by subtracting the standard half-cell potential of the reaction that occurs a...

question

Chemistry, 05.12.2019 17:31

Consider the following reaction: caco3(s)→cao(s)+co2(g). estimate δg∘ for this reaction at each of the following temperatures. (assume th...

question

Business, 05.12.2019 17:31

Riverside manufacturing designs and manufactures bathtubs for home and commercial applications. riverside recorded the following data for its commerci...

question

Business, 05.12.2019 17:31

If average daily remittances are $6 million, and "extended disbursement float" adds two days to the disbursement schedule, how much should the firm be...

question

Engineering, 05.12.2019 17:31

The cross-sectional area of the pipe at the location of p1 and p2 are 100 cm2 and 50 cm2, respectively. the differential pressure between p1 and p2 is...

question

Physics, 05.12.2019 17:31

A20-kg wagon accelerates on a horizontal surface at 0.50 m⁄s2 when pulled by a rope exerting a 120-n force on the wagon at an angle of 25° above the h...

question

Business, 05.12.2019 17:31

Suppose your boss has asked you to analyze two mutually exclusive projects-project a and project b. both projects require the same investment amount,...

question

Mathematics, 05.12.2019 17:31

Two basketball teams (call them d and u) are playing 3 basketball games. let θ denote the probability that u beats d in a game. if you knew θ then ass...

question

Business, 05.12.2019 17:31

Brand managers know that increasing promotional budgets eventually result in diminishing returns. the first one million dollars typically results in a...

question

Business, 05.12.2019 17:31

For the chessfield case study: identify broad implications of this case as you compare this case others scenario, and if you feel that this issue cou...

question

Business, 05.12.2019 17:31

Consider the following information: rate of return if state occurs state of probability of economy state of economy stock a stock b recession .10 .04...

question

Business, 05.12.2019 17:31

You have been hired as an economic consultant to the mayor. he is considering putting a tax on several products. you are worried about the impact of d...

question

Computers and Technology, 05.12.2019 17:31

The pressure of a gas changes as the volume and temperature of the gas vary. write a program that uses the van der waals equation of state for a gas,...

question

Social Studies, 05.12.2019 17:31

Which of the following is true of socioemotional selectivity theory? multiple choice a. it was proposed by paul baltes and his colleagues.

question

Mathematics, 05.12.2019 17:31

(60 pts, answer both parts reasonably, will mark brainliest! ) graph a triangle (lmn) and rotate it 180° around the origin to create triangle l...

question

Chemistry, 05.12.2019 17:31

The vapor pressure of liquid propyl amine, c3h7nh2, is 100. mm hg at 274 k. a sample of c3h7nh2 is placed in a closed, evacuated 557 ml container at a...

question

Business, 05.12.2019 17:31

Suppose that the level of gdp increased by $100 billion in a private closed economy where the marginal propensity to consume is 0.5. aggregate expendi...

question

Business, 05.12.2019 17:31

Given that all other factors are equal, which of the following arms will have the lowest expected interest rate? a. an arm with payment caps and nega...

question

Engineering, 05.12.2019 17:31

Acoaxial line of inner radius a and outer radius b is filled with a material characterized by a permittivity e and a conductivity o. find the conducta...

More questions: Mathematics Another questions