In a certain year, the average annual family income in the National Capital Region was P310,860 with a standard deviation of P176,870. With the increased prices of commodities, it is hoped that the mean annual family income has also increased. A survey is conducted to verify this claim. A random sample of 320 families has a mean annual income of P325,255. Which is the most appropriate
In a certain year, the average annual family income in the National Capital Region was P310,860 with a standard deviation of P176,870. With the increased prices of commodities, it is hoped that the mean annual family income has also increased. A survey is conducted to verify this claim. A random sample of 320 families has a mean annual income of P325,255. Which is the most appropriate
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section: Chapter Questions
Problem 6CR
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In a certain year, the average annual family income in the National Capital Region was P310,860 with a standard deviation of P176,870. With the increased prices of commodities, it is hoped that the
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