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mit Four Assessment SPR 24(1) Protected View Saved v out References Mailings Review View Help Search ernet can contain viruses. Unless you need to edit, it's safer to stay in Protected View. Enable Editing MAT 120: Unit Four Test Name: 4. Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. (3 points) 5. Find the t-value such that the area in the left tail is 0.025 with 24 degrees of freedom. (3 points) 6. A consumer organization tested 12 brands of randomly selected brands of strawberry ice cream and found the following numbers of calories per serving. Assume that the number of calories per serving of strawberry ice cream is normally distributed. Number of Calories in a Serving of Strawberry Ice Cream 230 270 260 260 250 210 240 230 230 190 210 200 A. What conditions would need to be met in order to calculate an appropriate confidence interval for this study? Are these conditions met? Justify your answer. (6 points) B. Find the sample mean number of calories. No work necessarv. (2 points) Q Search

mit Four Assessment SPR 24(1) Protected View Saved v out References Mailings Review View Help Search ernet can contain viruses. Unless you need to edit, it's safer to stay in Protected View. Enable Editing MAT 120: Unit Four Test Name: 4. Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. (3 points) 5. Find the t-value such that the area in the left tail is 0.025 with 24 degrees of freedom. (3 points) 6. A consumer organization tested 12 brands of randomly selected brands of strawberry ice cream and found the following numbers of calories per serving. Assume that the number of calories per serving of strawberry ice cream is normally distributed. Number of Calories in a Serving of Strawberry Ice Cream 230 270 260 260 250 210 240 230 230 190 210 200 A. What conditions would need to be met in order to calculate an appropriate confidence interval for this study? Are these conditions met? Justify your answer. (6 points) B. Find the sample mean number of calories. No work necessarv. (2 points) Q Search

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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mit Four Assessment SPR 24(1) Protected View Saved v out References Mailings Review View Help Search ernet can contain viruses. Unless you need to edit, it's safer to stay in Protected View. Enable Editing MAT 120: Unit Four Test Name: 4. Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. (3 points) 5. Find the t-value such that the area in the left tail is 0.025 with 24 degrees of freedom. (3 points) 6. A consumer organization tested 12 brands of randomly selected brands of strawberry ice cream and found the following numbers of calories per serving. Assume that the number of calories per serving of strawberry ice cream is normally distributed. Number of Calories in a Serving of Strawberry Ice Cream 230 270 260 260 250 210 240 230 230 190 210 200 A. What conditions would need to be met in order to calculate an appropriate confidence interval for this study? Are these conditions met? Justify your answer. (6 points) B. Find the sample mean number of calories. No work necessarv. (2 points) Q Search
Transcribed Image Text:mit Four Assessment SPR 24(1) Protected View Saved v out References Mailings Review View Help Search ernet can contain viruses. Unless you need to edit, it's safer to stay in Protected View. Enable Editing MAT 120: Unit Four Test Name: 4. Find the t-value such that the area in the right tail is 0.05 with 20 degrees of freedom. (3 points) 5. Find the t-value such that the area in the left tail is 0.025 with 24 degrees of freedom. (3 points) 6. A consumer organization tested 12 brands of randomly selected brands of strawberry ice cream and found the following numbers of calories per serving. Assume that the number of calories per serving of strawberry ice cream is normally distributed. Number of Calories in a Serving of Strawberry Ice Cream 230 270 260 260 250 210 240 230 230 190 210 200 A. What conditions would need to be met in order to calculate an appropriate confidence interval for this study? Are these conditions met? Justify your answer. (6 points) B. Find the sample mean number of calories. No work necessarv. (2 points) Q Search
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