subject

Mathematics, 17.02.2022 21:30 ayoismeisalex

X is a discrete random variable. The table below defines a probability distribution for X. What is the expected value of X?

The answer is -8.7

X is a discrete random variable. The table below defines a probability distribution for X.

What i

ansver

Answers: 3

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 21:40

If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units

Answers: 2

question

Mathematics, 21.06.2019 23:30

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Answers: 1

question

Mathematics, 22.06.2019 00:00

What is the value of the product (3-2i)(3+2i)?

Answers: 2

question

Mathematics, 22.06.2019 00:30

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?

Answers: 3

You know the right answer?

X is a discrete random variable. The table below defines a probability distribution for X. What is...

Questions

question

Engineering, 23.10.2019 23:00

Write a method stutter that takes an arraylist of strings and an integer k as parameters and that replaces every string with k copies of that string....

question

Business, 23.10.2019 23:00

Identify whether each of the following statements best illustrates the concept of consumer surplus, producer surplus, or neither. (a) i so...

question

Engineering, 23.10.2019 23:00

Vehicles begin to arrive at a parking lot at 6: 00 a. m. at a rate 8 per minute. due to an accident on the access highway, no vehicles arrive fr...

question

Engineering, 23.10.2019 23:00

Ahot brass plate is having its upper surface cooled by impinging jet of air at temperature of 15 °c and convection heat transfer coefficient of 220 w/...

question

Business, 23.10.2019 23:00

Boomerang corporation, a new zealand corporation, is owned by the following unrelated persons: 40 percent by a u. s. corporation, 15 percent by a u....

question

Business, 23.10.2019 23:00

Tony decides to hold the company’s first adventure race on december 15. four-person teams will race from checkpoint to checkpoint using a combination...

question

Engineering, 23.10.2019 23:00

Speed and density data were obtained by time-lapse photography on a highway. a linear regression analysis is applied to estimate parameters in greensh...

question

English, 23.10.2019 23:00

Which headline suggests a positive bias toward the subject matter? o a. congress gains momentum on environmental progress o b...

question

Engineering, 23.10.2019 23:00

Diagonal matrices diagonal matrices if a -(aj) is a square matrix, then the entries ai are called diagonal entries. a square matrix is called diagonal...

question

Mathematics, 23.10.2019 23:00

Australia experienced a major pest problem in the early 20th century. the pest? rabbits. in 1859, 24 rabbits were released by thomas austin at...

question

Physics, 23.10.2019 23:00

You find that it is easier to increase your speed on your bike if you crouch down and make your body as small as possible. how does this you?

question

Engineering, 23.10.2019 23:00

A2-m3 rigid insulated tank initially containing saturated water vapor at 1 mpa is connected through a valve to a supply line that carries steam at 400...

question

Biology, 23.10.2019 23:00

What does a concentration of salt inside the cell do to a plant...

question

Mathematics, 23.10.2019 23:00

Acar that travels 45 mi in 45 min is traveling at a rate of miles per hour....

question

Mathematics, 23.10.2019 23:00

Kerry earned a total of $900 last year on his investments. id $7000 was invested at a certainrate of return and $9000 was invested in a fund with a ra...

question

Biology, 23.10.2019 23:00

Select all that apply. functional groups are a group of molecules attached to a carbon-based core of an organic molecule. key functional groups are a...

question

Mathematics, 23.10.2019 23:00

Ajewelry maker produces necklaces that sell for $85 each. the jewelry maker cost include $35 in materials for each necklace plus fixed cost of $1650,...

question

Biology, 23.10.2019 23:00

Why is the largest single cell only 5cm...

question

Mathematics, 23.10.2019 23:00

Acar that travels 45 mi in 45 min is traveling at a rate of miles per hour....

question

English, 23.10.2019 23:00

Which sentence below best uses prudent correctly? prudent = showing care or caution a) i prudently glanced at my notes only minutes...

More questions: Mathematics Another questions