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Solve the problem below, showing your work for each step by filling-in the blanks. Round all z-scores to the nearest hundredth when necessary. Lena finds that a sample of children first begin to comine words at a mean of 20.7 months with a standard deviation of 1.95 months. If the distribution is approximately normal, what is the probability that a child will begin to combine words after 18 months? Z-Score: Work: Which image below (A, B, C, or D) looks most similar to the curve you drew? A C Area from the Table: Final Answer: Work:

Solve the problem below, showing your work for each step by filling-in the blanks. Round all z-scores to the nearest hundredth when necessary. Lena finds that a sample of children first begin to comine words at a mean of 20.7 months with a standard deviation of 1.95 months. If the distribution is approximately normal, what is the probability that a child will begin to combine words after 18 months? Z-Score: Work: Which image below (A, B, C, or D) looks most similar to the curve you drew? A C Area from the Table: Final Answer: Work:

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
Section10.6: Summarizing Categorical Data
Problem 42PFA
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QUESTION 9 Solve the problem below, showing your work for each step by filling-in the blanks. Round all z-scores to the nearest hundredth when necessary. Lena finds that a sample of children first begin to comine words at a mean of 20.7 months with a standard deviation of 1.95 months. If the distribution is approximately normal, what is the probability that a child will begin to combine words after 18 months? Z-Score: Work: Which image below (A, B, C, or D) looks most similar to the curve you drew? A C Area from the Table: Final Answer: Work:
Transcribed Image Text:QUESTION 9 Solve the problem below, showing your work for each step by filling-in the blanks. Round all z-scores to the nearest hundredth when necessary. Lena finds that a sample of children first begin to comine words at a mean of 20.7 months with a standard deviation of 1.95 months. If the distribution is approximately normal, what is the probability that a child will begin to combine words after 18 months? Z-Score: Work: Which image below (A, B, C, or D) looks most similar to the curve you drew? A C Area from the Table: Final Answer: Work:
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