A Member of the State Legislature Has Expressed Concern About

question 60

Essay

A member of the state legislature has expressed concern about the differences in the mathematics test scores of high school freshmen across the state.She asks her research assistant to conduct a study to investigate what factors could account for the differences.The research assistant looked at a random sample of school districts across the state and used the factors of percentage of mathematics teachers in each district with a degree in mathematics,the average age of mathematics teachers and the average salary of mathematics teachers s = 7.62090
Analysis of Variance
Additional information related to this point estimate of 65.12 is given below.
Predicted Values for New Observations
50% with math degree,average age of 43 and average salary is 48.3
New
Calculate the 95% prediction interval for this point estimate.

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Definitions:

Credit Report

A detailed report of an individual's credit history prepared by a credit bureau and used by a lender to determine a loan applicant's creditworthiness.

12 Months

A duration of time equal to one full year, consisting of 365 days, or 366 days in a leap year.

Cooling-Off Rule

Regulation that allows consumers a set period to cancel contracts or purchases without penalty, often applied to door-to-door sales and certain loans.

Door-to-door Sales

The direct selling method where salespersons solicit business by visiting households or businesses without prior appointment.