Question

Q1. In a group of 40 children, 12 have blonde hair, 13 have brown eyes, and 6 have both blonde hair and brown eyes. If a child is selected at random, find the probability of the following. (Round your answers to three decimal places.)

- The child has blonde hair and brown eyes?

A) Three numbers are drawn from {1, 2, 3, 4, 5, 6, 7} and placed in a row in the order drawn to form a three-digit number. What is the probability of the following. (Round your answers to three decimal places.)

- The number is 451?
- It is larger than 600?
- It is less than 421?

B) A person participates in a state lottery by selecting six numbers from 1 through 57. If the six numbers match the six drawn by the lottery, regardless of order, then the participant wins the first prize of millions of dollars. If a participant's numbers match five of the six drawn, the participant wins second prize, which is not millions of dollars.

- Find the probability of winning second prize. (Round your
answer to seven decimal places?

Answer #1

1. Three people are selected at random from four females and
seven males. Find the probability of the following. (See
Example 4. Round your answers to three decimal places.)
At least one is a male?
At most two are male?
a) A tray of electronic components contains 23
components, 5 of which are defective. If 4 components are selected,
what is the possibility of each of the following? (Round your
answers to five decimal places.)
that all 4 are defective?
that 3...

A
couple has tree children, all of whom have blue eyes and blond
hair. Both parents are homozygous for blue eyes(bb), and have brown
hair (Rr). Which hair color allele is dominat?----------How is it
possible for their three children to all have blonde hair? What is
the probability that their next child will be blue eyed and have
brown hair? Show how you arrived at your answers.

In the lottery game called 5/21, a player picks five numbers
from 1 to 21. Enter all answers as a decimal (not a percent),
rounded to five decimal places.
a) If all five of the numbers match the ones that are drawn, the
player wins first prize. What is the probability of winning this
prize?
b) If four of the five numbers match the ones that are drawn,
but the other number doesn't match, the player wins second prize.
What...

Part 1
Armadillos are among the most common of Florida’s roadkill
victims. A study done along the Ronald Reagan Turnpike in central
Florida found an average of 1.9 armadillo roadkills per 100 miles
during the winter, when armadillos are least active [Source: M.
Inbar and R. T. Mayer, “Spatio-temporal trends in armadillo diurnal
activity and road-kills in central Florida,” Wildlife Society
Bulletin 27, no. 3 (1999).]
It’s New Year’s Day, and you and your friends are on a road trip...

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