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According to a study done in 2019, the average monthly expenses for cell phone loads of high school students in Manila was Php 350.00. A Statistics student claims that this amount has increased to Php 380.00 with a standard deviation of Php 77.00 for 200 students since January 2020. Is there enough evidence to support that claim? Use a 0.05 level of significance.

According to a study done in 2019, the average monthly expenses for cell phone loads of high school students in Manila was Php 350.00. A Statistics student claims that this amount has increased to Php 380.00 with a standard deviation of Php 77.00 for 200 students since January 2020. Is there enough evidence to support that claim? Use a 0.05 level of significance.

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
Section10.5: Comparing Sets Of Data
Problem 13PPS
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what is the null hypothesis statement and alternative hypothesis statement for the second one (right side)? 

Test the hypotheses in each given situation. Draw a conclusion from each situation presented. The owner of a factory that sells a particular brand of bottled fruit juice claims that the average capacity of their product is 250 mL. To test the claim, a consumer According to a study done in 2019, the average monthly expenses for cell phone loads of high school students in Manila was Php 350.00. A Statistics student claims that this amount group gets a sample of 100 such bottles, calculates the capacity of each bottle, and then finds the mean capacity to be 248 mL with a standard deviation of 5 mL. Is has increased to Php 380.00 with a standard deviation of Php 77.00 for 200 students since January 2020. Is there enough evidence to support that claim? Use a 0.05 level of significance. the claim true?
Transcribed Image Text:Test the hypotheses in each given situation. Draw a conclusion from each situation presented. The owner of a factory that sells a particular brand of bottled fruit juice claims that the average capacity of their product is 250 mL. To test the claim, a consumer According to a study done in 2019, the average monthly expenses for cell phone loads of high school students in Manila was Php 350.00. A Statistics student claims that this amount group gets a sample of 100 such bottles, calculates the capacity of each bottle, and then finds the mean capacity to be 248 mL with a standard deviation of 5 mL. Is has increased to Php 380.00 with a standard deviation of Php 77.00 for 200 students since January 2020. Is there enough evidence to support that claim? Use a 0.05 level of significance. the claim true?
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