Exam (elaborations)
STA 2023 Elementary Statistics Test 1. STA 2023 Final Exam questions and Answers
- Institution
- Saint Petersburg College
STA 2023 Elementary Statistics
[Show more]
Content preview
ExamName___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Provide an appropriate response.
1) The scores on a recent statistics test are given in the frequency distribution below. Construct the 1)
corresponding relative frequency distribution. Round relative frequencies to the nearest hundredth
of a percent if necessary.
Scores Frequency
0-60 3
61-70 10
71-80 11
81-90 4
91-100 1
A) B)
Relative Relative
Scores Frequency Scores Frequency
0-60 15.5% 0-60 0.21%
61-70 22.1% 61-70 0.24%
71-80 31.3% 71-80 0.55%
81-90 16.2% 81-90 0.03%
91-100 14.9% 91-100 -0.03%
C) D)
Relative Relative
Scores Frequency Scores Frequency
0-60 12.5% 0-60 10.34%
61-70 20.1% 61-70 34.48%
71-80 37.3% 71-80 37.93%
81-90 15.2% 81-90 13.79%
91-100 14.9% 91-100 3.45%
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Use the given data to construct a frequency distribution.
2) Lori asked 24 students how many hours they had spent doing homework during the 2)
previous week. The results are shown below.
10 10 10 8 10 10 14 13 10 8 12 10
10 12 10 10 12 10 10 13 10 12 13 8
Construct a frequency distribution. Use 4 classes, a class width of 2 hours, and a lower limit
of 8 for
Hours Frequency
1
This study source was downloaded by 100000850640191 from CourseHero.com on 10-10-2024 07:52:18 GMT -05:00
https://www.coursehero.com/file/80050496/Statistics-Test-1pdf/
, MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Construct the dotplot for the given data.
3) A store manager counts the number of customers who make a purchase in his store each day. The 3)
data are as follows.
10 11 8 14 7 10 10 11 8 7
5 10 15
A) B)
5 10 15 5 10 15
C) D)
5 10 15
5 10 15
Use the data to create a stemplot.
4) The weights of 22 members of the varsity football team are listed below. 4)
144 152 142 151 160 152 131 164 141 153 140
144 175 156 147 133 172 159 135 159 148 171
A) B)
13 1 3 5 13 1 3 5
14 1 2 2 3 6 9 9 14 0 1 2 4 4 7 8
15 0 1 2 4 4 7 8 15 1 2 2 3 6 9 9
16 0 4 16 0 4
17 1 2 5 17 1 2 5
2
This study source was downloaded by 100000850640191 from CourseHero.com on 10-10-2024 07:52:18 GMT -05:00
https://www.coursehero.com/file/80050496/Statistics-Test-1pdf/
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller YourAssignmentHandlers. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
71184 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now