The data from a simple random sample with 25% observations was used to construct the plots given below. The normal probability plot that was constructed has a correlation coefficient of 0. 931Judge whether a t-interval could be constructed using the data in the sample.

The data from a simple random sample with 25% observations was used to construct the plots given below. The normal probability plot that was constructed has a correlation coefficient of 0. 931Judge whether a t-interval could be constructed using the data in the sample.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 14PPS

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Question

Definition Definition Statistical measure used to assess the strength and direction of relationships between two variables. Correlation coefficients range between -1 and 1. A coefficient value of 0 indicates that there is no relationship between the variables, whereas a -1 or 1 indicates that there is a perfect negative or positive correlation.

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