umber 6,7,9

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Topic Video
Question
Number 6,7,9
6. Use the frequency distribution to construct a probability distribution. Construct a
histogram, find the mean, variance and standard deviation.
The number of defects per batch of DVD's inspected:
Defects
1
4
Batches
105
98
115
64
13
8.
7. Using the probability distribution created in question 6, what is the probability that
there were at most 2 defects in a batch?
8. A surgical technique is performed on seven patients. You are told there is a 60%
chance of success. Find the probability that the surgery is successful for (a) exactly five
patients, (b) at least five patients, and (c) at most two patients.
9. Thirty-one percent of vacationers say the primary purpose of their vacation is outdoor
recreation. You randomly select 10 vacationers and ask each to name the primary
purpose of his or her vacation. Find the probability that the numbers who say outdoor
recreation is the primary purpose
Page
1 / 2
Q +
Of students ages 16to 19 witth A or R averagee wb
n to attend college after
Transcribed Image Text:6. Use the frequency distribution to construct a probability distribution. Construct a histogram, find the mean, variance and standard deviation. The number of defects per batch of DVD's inspected: Defects 1 4 Batches 105 98 115 64 13 8. 7. Using the probability distribution created in question 6, what is the probability that there were at most 2 defects in a batch? 8. A surgical technique is performed on seven patients. You are told there is a 60% chance of success. Find the probability that the surgery is successful for (a) exactly five patients, (b) at least five patients, and (c) at most two patients. 9. Thirty-one percent of vacationers say the primary purpose of their vacation is outdoor recreation. You randomly select 10 vacationers and ask each to name the primary purpose of his or her vacation. Find the probability that the numbers who say outdoor recreation is the primary purpose Page 1 / 2 Q + Of students ages 16to 19 witth A or R averagee wb n to attend college after
Expert Solution
Step 1

Provided data is:

The number of defects per batch of DVD’s inspected as:

Defects

0

1

2

3

4

5

Batches

105

98

115

64

13

8

 

Histogram of the data can be constructed using excel function as follows:

  1. Enter data into excel.
  2. Select data > Insert> All charts> Column charts. Click OK.
  3. Obtained output is:

Statistics homework question answer, step 1, image 1

 

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