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Activity 3. Do It Yourself Solve the following problems: 1. The average rating of a public senior high school students in a certain division of region X is 85% with a standard deviation of 3. a. If a sudent is selected, what is the probability that his average ratir is greater than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. Formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer. a. If a random sample of 20 senior high school students is selected, what is the probability that the average rating is less than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. When dealing with an individual data obtained from the population, the formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration:

Activity 3. Do It Yourself Solve the following problems: 1. The average rating of a public senior high school students in a certain division of region X is 85% with a standard deviation of 3. a. If a sudent is selected, what is the probability that his average ratir is greater than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. Formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer. a. If a random sample of 20 senior high school students is selected, what is the probability that the average rating is less than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. When dealing with an individual data obtained from the population, the formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration:

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Activity 3. Do It Yourself Solve the following problems: 1. The average rating of a public senior high school students in a certain division of region X is 85% with a standard deviation of 3. a. If a sudent is selected, what is the probability that his average rating is greater than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. Formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer. a. If a random sample of 20 senior high school students is selected, what is the probability that the average rating is less than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. When dealing with an individual data obtained from the population, the formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer.
Transcribed Image Text:Activity 3. Do It Yourself Solve the following problems: 1. The average rating of a public senior high school students in a certain division of region X is 85% with a standard deviation of 3. a. If a sudent is selected, what is the probability that his average rating is greater than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. Formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer. a. If a random sample of 20 senior high school students is selected, what is the probability that the average rating is less than 80 %? Step 1. Identify the given information Step 2. Identify what is ask Step 3. Identify the formula to be used. When dealing with an individual data obtained from the population, the formula to be used to standardize 80 would be Step 4. Solve the problem Solution: Illustration: Step 5. State the final answer.
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