Jamie, a chef, claims that her meatball weight is more than 3 ounces, on average. Several of her customers do not believe her, so she decides to do a hypothesis test, at a 5% significance level, to persuade them. She cooks 13 meatballs. The mean weight of the sample meatballs is 3.6 ounces. Jamie knows from experience that the standard deviation for her meatball weight is 0.5 ounces. a0.05 (significance level) What is the test statistic (Z-score) of this one-mean hypothesis test, rounded to two decimal places? Provide your answer below Test statistic

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
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Jamie, a chef, claims that her meatball weight is more than 3 ounces, on average. Several of her customers do not believe
her, so she decides to do a hypothesis test, at a 5% significance level, to persuade them. She cooks 13 meatballs. The mean
weight of the sample meatballs is 3.6 ounces. Jamie knows from experience that the standard deviation for her meatball
weight is 0.5 ounces.
a0.05 (significance level)
What is the test statistic (Z-score) of this one-mean hypothesis test, rounded to two decimal places?
Provide your answer below
Test statistic
Transcribed Image Text:Jamie, a chef, claims that her meatball weight is more than 3 ounces, on average. Several of her customers do not believe her, so she decides to do a hypothesis test, at a 5% significance level, to persuade them. She cooks 13 meatballs. The mean weight of the sample meatballs is 3.6 ounces. Jamie knows from experience that the standard deviation for her meatball weight is 0.5 ounces. a0.05 (significance level) What is the test statistic (Z-score) of this one-mean hypothesis test, rounded to two decimal places? Provide your answer below Test statistic
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