calc. TI-83 & TI-84 is needed. Let me know if somebody can help me get the answers for these 4 problems

 

Calculator Homework 1(1).pdf

Calculator Homework #1 – Graphical Displays of Data and Descriptive
Statistics
To draw a boxplot:
http://glcyyz01vp.clcillinois.edu/web/users/ncasper/boxplot.html
To make a histogram:
http://glcyyz01vp.clcillinois.edu/web/users/ncasper/MakingHistogram.htm Exercise 1
Use the calculator to construct a boxplot for the data: 33, 38, 43, 30, 29, 40, 51, 27, 42, 23, 31
Draw the boxplot below. Exercise 2
The data shown here represent the number of miles per gallon that 30 selected four-wheel drive sports
utility vehicles obtained in city driving. Use the calculator to construct a histogram for the data. Use 8
classes.
12
16
15
12
19 17
18
16
14
13 Draw the histogram here. 12
12
12
15
16 14
16
15
12
18 16
17
16
15
16 18
15
16
15
14 To calculate various descriptive statistics:
1.
2.
3.
4. Press STAT to get the menu
Press 1 for EDIT then enter the data into L1 pressing ENTER after each value
Press > to move cursor to CALC, then press 1 for 1-Var Stats
Press 2nd [L1] then ENTER To obtain the variance:
1.
2.
3.
4. Run the 1-Var Stats to get the standard deviation
Press VARS to get to the menu
Press 5 for Statistics
Press 3 to get the sample standard deviation or 4 to get the population standard
deviation
5. Press the square function [x2] to square the standard deviation to obtain the variance
To calculate descriptive statistics for grouped data:
1. Press STAT to get the menu
2. Press 1 for EDIT then enter the midpoints of each class into L1 and the frequencies into
L2. Press ENTER after each value
3. Press Press > to move cursor to CALC, then press 1 for 1-Var Stats
4. Press 2nd [L1] [,] 2nd [L2] then ENTER Exercise 3
The exam scores of 18 English composition students were recorded as follows:
78, 62, 98, 90, 88, 73, 79, 86, 81, 84, 93, 97, 63, 59, 78, 82, 87, 93
Use the calculator to find each of the following (assume the data represents a sample):
a. Mean b. Standard Deviation c. Variance d. 5-number summary Exercise 4
Use the calculator to find the mean, standard deviation, and median for the frequency distribution
below. Class 5.5-10.5
10.5-15.5
15.5-20.5
20.5-25.5
25.5-30.5
30.5-35.5
35.5-40.5 Frequency
1
2
3
5
4
3
2 Midpoint

• 1492943518-Calculator Homework 11.pdf

ComputerScienceExpert

(11)

Status NEW Posted 23 Apr 2017 10:04 AM My Price 8.00

-----------

Attachments

file 1492943520-Solutions file 2.docx preview (51 words )

H-----------ell-----------o S-----------ir/-----------Mad-----------am ----------- Th-----------ank----------- yo-----------u f-----------or -----------you-----------r i-----------nte-----------res-----------t a-----------nd -----------buy-----------ing----------- my----------- po-----------ste-----------d s-----------olu-----------tio-----------n. -----------Ple-----------ase----------- pi-----------ng -----------me -----------on -----------cha-----------t I----------- am----------- on-----------lin-----------e o-----------r i-----------nbo-----------x m-----------e a----------- me-----------ssa-----------ge -----------I w-----------ill----------- be----------- qu-----------ick-----------ly -----------onl-----------ine----------- an-----------d g-----------ive----------- yo-----------u e-----------xac-----------t f-----------ile----------- an-----------d t-----------he -----------sam-----------e f-----------ile----------- is----------- al-----------so -----------sen-----------t t-----------o y-----------our----------- em-----------ail----------- th-----------at -----------is -----------reg-----------ist-----------ere-----------d o-----------n -----------THI-----------S W-----------EBS-----------ITE-----------. ----------- Th-----------ank----------- yo-----------u -----------

Not Rated(0)

• Buy Answer