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swer the question. eacher gives the same math exam to two different classes. The second class has more students than the first. The mean score for the first class 70% and the mean score for the second class is 90%. What can you say about the mean score for both classes combined? lect one: Da. It is higher than 80%. It is lower than 80%. O b. Oc. It is equal to 80%. Od. It may be higher or lower than 80%, this cannot be determined from the information given. Check

swer the question. eacher gives the same math exam to two different classes. The second class has more students than the first. The mean score for the first class 70% and the mean score for the second class is 90%. What can you say about the mean score for both classes combined? lect one: Da. It is higher than 80%. It is lower than 80%. O b. Oc. It is equal to 80%. Od. It may be higher or lower than 80%, this cannot be determined from the information given. Check

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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My Courses CCAD CARE Report a. Cannot be determined from the iniormation given b. It is higher.* C. podle It is unchanged. Od. It is lower. Answer the question. A teacher gives the same math exam to two different classes. The second class has more students than the first. The mean score for the first class is 70% and the mean score for the second class is 90%. What can you say about the mean score for both classes combined? Select one: O a. O b. O c. It is equal to 80%. O d. It may be higher or lower than 80%, this cannot be determined from the information given. Check It is higher than 80%. It is lower than 80%. Write the percentage as a fraction or decimal, as indicated. Write as a decimal.
Transcribed Image Text:My Courses CCAD CARE Report a. Cannot be determined from the iniormation given b. It is higher.* C. podle It is unchanged. Od. It is lower. Answer the question. A teacher gives the same math exam to two different classes. The second class has more students than the first. The mean score for the first class is 70% and the mean score for the second class is 90%. What can you say about the mean score for both classes combined? Select one: O a. O b. O c. It is equal to 80%. O d. It may be higher or lower than 80%, this cannot be determined from the information given. Check It is higher than 80%. It is lower than 80%. Write the percentage as a fraction or decimal, as indicated. Write as a decimal.
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