40. The average grade in Statistics and probability of 70 out of 100 students in Grade 11-STEM is 87. This statement describes a O A. Population O B. Sample O C. Parameters O D. Statistics
40. The average grade in Statistics and probability of 70 out of 100 students in Grade 11-STEM is 87. This statement describes a O A. Population O B. Sample O C. Parameters O D. Statistics
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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Transcribed Image Text:40. The average grade in Statistics
and probability of 70 out of 100
students in Grade 11-STEM is 87. This
statement describes a
A. Population
B. Sample
O C. Parameters
D. Statistics
41. 20% of the senators voted for a
specific measure. 20% is an example
of
O A. Population
B. Sample
O C. Parameters
O D. Statistics
Transcribed Image Text:For #s 27-29, use the given data. "In
an achievement test, the mean score
of normally distributed values is 70
and the standard deviation is 12." 27.
What is the percentage of students
who got a score less than 60? *
A. 40%
В. 30%
О С. 20%
D. 10%
28. What is the percentage of
students who got a score greater
than 85? *
O A. 87%
О в. 88%
О с. 89%
O D. 90%
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