Do from b to e

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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Do from b to e 

A company specializes in installing and servicing central-heating furnaces. In the prewinter period, service calls may result in an order for a new furnace. The follow
table shows estimated probabilities for the numbers of new furnace orders generated in this way in the last two weeks of September. Complete parts a through e be
Number of orders
0.
1
2.
4.
5.
Probability
0.09
0.15
0.25
0.29
0.14
0.08
Let the random variable X represent numbers of new furnace orders that resulted from service calls in the last two weeks of September.
a. Graph the probability distribution function. Choose the correct graph below.
Dc.
XD.
OA.
B.
14
0.8-
11
0.8-
0.6
0.4-
0.8-
1-
-0.8-
all
80.-
0.4-
0.2-
0.6-
0.4-
0.6-
0.4-
ll
0.2
0-
0 1 2 345
0.2-
0-
0 1 2 3 45
0.2-
012345
0-
012345
(X)
Transcribed Image Text:A company specializes in installing and servicing central-heating furnaces. In the prewinter period, service calls may result in an order for a new furnace. The follow table shows estimated probabilities for the numbers of new furnace orders generated in this way in the last two weeks of September. Complete parts a through e be Number of orders 0. 1 2. 4. 5. Probability 0.09 0.15 0.25 0.29 0.14 0.08 Let the random variable X represent numbers of new furnace orders that resulted from service calls in the last two weeks of September. a. Graph the probability distribution function. Choose the correct graph below. Dc. XD. OA. B. 14 0.8- 11 0.8- 0.6 0.4- 0.8- 1- -0.8- all 80.- 0.4- 0.2- 0.6- 0.4- 0.6- 0.4- ll 0.2 0- 0 1 2 345 0.2- 0- 0 1 2 3 45 0.2- 012345 0- 012345 (X)
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