Find the correlation coefficient.And interpret the data. 1. A random sample of states yielded the following numbers of local school districts and the corresponding numbers of secondary schools. Is...


Find the correlation coefficient.And interpret the data.<br>1. A random sample of states yielded the following numbers of local school districts<br>and the corresponding numbers of secondary schools. Is there a significant<br>relationship between the data?<br>School districts<br>53<br>19<br>24<br>17<br>95<br>68<br>Secondary schools<br>50<br>120<br>180<br>80<br>134<br>210<br>2. A professor wanted to see if the students' grades in Mathematics can be predicted<br>using the average grade in high school. Below are the data were recorded.<br>Mathematics<br>75<br>75<br>75<br>85<br>76<br>75<br>75<br>79<br>75<br>88<br>Grade<br>4th Year HS<br>Average<br>82<br>65<br>75<br>85<br>80<br>76<br>75<br>75<br>83<br>75<br>Grade<br>Calculate the regression equation. Estimate Math grade when the HS<br>average grade is 90.<br>

Extracted text: Find the correlation coefficient.And interpret the data. 1. A random sample of states yielded the following numbers of local school districts and the corresponding numbers of secondary schools. Is there a significant relationship between the data? School districts 53 19 24 17 95 68 Secondary schools 50 120 180 80 134 210 2. A professor wanted to see if the students' grades in Mathematics can be predicted using the average grade in high school. Below are the data were recorded. Mathematics 75 75 75 85 76 75 75 79 75 88 Grade 4th Year HS Average 82 65 75 85 80 76 75 75 83 75 Grade Calculate the regression equation. Estimate Math grade when the HS average grade is 90.

Jun 09, 2022
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