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2. In a certain barangay, a researcher wishes to determine whether the average expense of the families is P 10,000 a month. Using a sample of 15 families, he found a mean expense of P 8,500 with standard deviation of P1,500. At a=0.01, can the researcher conclude that the average monthly expense of the families is P10,000?

2. In a certain barangay, a researcher wishes to determine whether the average expense of the families is P 10,000 a month. Using a sample of 15 families, he found a mean expense of P 8,500 with standard deviation of P1,500. At a=0.01, can the researcher conclude that the average monthly expense of the families is P10,000?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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2. In a certain barangay, a researcher wishes to determine whether the average expense of the families is P 10,000 a month. Using a sample of 15 families, he found a mean expense of P 8,500 with standard deviation of P1,500. At a=0.01, can the researcher conclude that the average monthly expense of the families is P10,000?
Transcribed Image Text:2. In a certain barangay, a researcher wishes to determine whether the average expense of the families is P 10,000 a month. Using a sample of 15 families, he found a mean expense of P 8,500 with standard deviation of P1,500. At a=0.01, can the researcher conclude that the average monthly expense of the families is P10,000?
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