Mathematics, 20.03.2020 01:33 LForNotKnowingMath

A binomial probability distribution has p = .20 and n = 100.
If required, round your answers to four decimal places.
a. What are the mean and standard deviation?

=
=
b. Is this situation one in which binomial probabilities can be approximated by the normal probability distribution?
SelectYesNoItem 3

Explain.

SelectYes, because np?5 and n(1-p)?5 No, because np?5 and n(1-p)?5 Yes, because np?5 or n(1-p)?5 No, because np?5 or n(1-p)?5 Item 4
c. What is the probability of exactly 23 successes?
d. What is the probability of 16 to 24 successes?
e. What is the probability of 16 or fewer successes?

Answers: 3

Show answers

Another question on Mathematics

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

Answer

Mathematics, 21.06.2019 22:00

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Answers: 1

Answer

Mathematics, 21.06.2019 23:20

Find the value of x in the diagram below. select the best answer from the choices provided

Answers: 1

Answer

Mathematics, 22.06.2019 01:50

Quadrilateral ghij has coordinates g(5, 1), h(4, -3), i(6, -1), and j(2, 1). if the quadrilateral is reflected over the line y = x, what are the coordinates of h'?

Answers: 1

Answer

You know the right answer?

A binomial probability distribution has p = .20 and n = 100.
If required, round your answers t...

Questions