1. Which of the following describes to the range of values used to estimate a population parameter? A. Interval Estimate C. Point Estimate B. Mean D. Population 2. Which of the following describes a single value used to estimate a population parameter? C. Point Estimate D. Population A. Interval Estimate B. Z statistic 3. The maximum error of the estimate is found by A. adding za by standard deviation of the sample means B. subtracting za by standard deviation of the sample means C. multiplying za by standard deviation of the sample means D. dividing za by standard deviation of the sample means 4. In a t distribution, the critical values are based on А. n С.z В. t D. df 5. What is the value resulting from subtracting the maximum error from the sample mean? A. Point Estimate C. Interval Estimate B. Lower Limit of the interval estimate D. Upper limit of the interval estimate For items 6-8. Refer your answer to the given problem below. The mean gasoline consumption of 10 cars is 28 liters with a standard deviation of 1.6 liters. Find the point estimates using 95% confidence level. 6. What is the appropriate distribution? С. p A. Z D. s В. t 7. The lower limit is approximately: А. 27 C. 26.81 D. 26.68 B. 26.85
1. Which of the following describes to the range of values used to estimate a population parameter? A. Interval Estimate C. Point Estimate B. Mean D. Population 2. Which of the following describes a single value used to estimate a population parameter? C. Point Estimate D. Population A. Interval Estimate B. Z statistic 3. The maximum error of the estimate is found by A. adding za by standard deviation of the sample means B. subtracting za by standard deviation of the sample means C. multiplying za by standard deviation of the sample means D. dividing za by standard deviation of the sample means 4. In a t distribution, the critical values are based on А. n С.z В. t D. df 5. What is the value resulting from subtracting the maximum error from the sample mean? A. Point Estimate C. Interval Estimate B. Lower Limit of the interval estimate D. Upper limit of the interval estimate For items 6-8. Refer your answer to the given problem below. The mean gasoline consumption of 10 cars is 28 liters with a standard deviation of 1.6 liters. Find the point estimates using 95% confidence level. 6. What is the appropriate distribution? С. p A. Z D. s В. t 7. The lower limit is approximately: А. 27 C. 26.81 D. 26.68 B. 26.85
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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