e of rain is forecast to be 20% each da

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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The chance of rain is forecast to be 20% each day over the next 7 days. How many rainy days should be expected?
А. 0.7
о в. 1.4
о с. 2
O D. 2.7
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Question 2
of 5
acer
Transcribed Image Text:The chance of rain is forecast to be 20% each day over the next 7 days. How many rainy days should be expected? А. 0.7 о в. 1.4 о с. 2 O D. 2.7 Review progress Question 2 of 5 acer
A bag has 8 red tiles and 2 green tiles. In a charity carnival game, you pay $5 to randomly pull a tile from the bag. The payout for pulling a red tile is
$1 and the payout for pulling a green tile is $10. Drag true or false next to each sentence.
true
false
The expected payoff per game for the charity is $2.20.
In 20 games, the charity can expect to make $44.
In 30 games, the charity can expect to make $120.
In 5 games, the player can expect to lose $11.
Review progress
Question 3
of 5
+ Back
*Net
acer
->
%23
24
%
&
2
3
6.
7
8.
9.
W
e
t
y
Transcribed Image Text:A bag has 8 red tiles and 2 green tiles. In a charity carnival game, you pay $5 to randomly pull a tile from the bag. The payout for pulling a red tile is $1 and the payout for pulling a green tile is $10. Drag true or false next to each sentence. true false The expected payoff per game for the charity is $2.20. In 20 games, the charity can expect to make $44. In 30 games, the charity can expect to make $120. In 5 games, the player can expect to lose $11. Review progress Question 3 of 5 + Back *Net acer -> %23 24 % & 2 3 6. 7 8. 9. W e t y
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