How many observations are in the data set? How do I calculate this in the "R" program? > head(Midterm_BUS)AGE SEX ALKPHOS LAB Calcium Charge Ins. Group Savings Savings CoverCharge66 1 1.75 3427.17Gold 2865.42Silver 2697.901151.89 3679.551.90 3454.30107Silver 3897.172.10 3501.52Gold 2691.852.10 3266.42Silver 3745.302.10 3182.65Gold 3280.981 65 1278268 1PPPPN34 655 726 75 111dddA1111199175 11001• IOLL1H1

Assuming midterm_BUS is a data frame in R, running head(midterm_BUS) would display the first six…

Answered: How many observations are in the data…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Q4A The British Department of Transportation studied to see if people avoid driving on Friday the 13th. They did a traffic count on a Friday and then again on a Friday the 13th at the same two locations ("Friday the 13th," 2013). The data for each location on the two different dates is in following table: Table: Traffic Count Dates 6th 13th 1990, July 139246 138548 1990, July 134012 132908 1991, September 137055 136018 1991, September 133732 131843 1991, December 123552 121641 1991, December 121139 118723 1992, March 128293 125532 1992, March 124631 120249 1992, November 124609 122770 1992, November 117584 117263 Let μ1 = mean traffic count on Friday the 6th. Let μ2 = mean traffic count on Friday the 13th. Estimate the mean difference in traffic count between the 6th and the 13th using a 90% level. (i) Determine the sample mean of differences x⎯⎯di Determine the sample mean of…
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Find the percentil for the data point. Data set: 5 12 9 7 5 5 12 7 5 12 2 12 15 6 9 5 12 9 7 12;data point 6
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Trying to determine the number of students to accept is a tricky task for universities. The Admissions staff at a small private college wants to use data from the past few years to predict the number of students enrolling in the university from those who are accepted by the university. The data are provided in the following table. R F eTextbook and Media Save for Late O % 5 T O >> G H (9) 2 Number Accepted Number Enrolled Find the correlation between the number of students accepted and enrolled. Use two decimal places in your answer. & 2,440 2,800 2,720 2,360 2,660 2,620 8 6 611 K 708 637 584 614 625 ( 9 L Attempts: 0 of 1 used ) 0 P Submit Answer 56°F Cl Backspa
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