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The following table shows the number of people that have either 0, 1, 2 or 3 cars registered in their name from a sample of 191 people. Complete the table. x 0 12 Count 45 40 54 3 Find the mean number of cars owned for this sample. Give your answer to at least 2 decimal places. Find the standard deviation of cars owned for this sample. Give your answer to at least 2 decimal places.

The following table shows the number of people that have either 0, 1, 2 or 3 cars registered in their name from a sample of 191 people. Complete the table. x 0 12 Count 45 40 54 3 Find the mean number of cars owned for this sample. Give your answer to at least 2 decimal places. Find the standard deviation of cars owned for this sample. Give your answer to at least 2 decimal places.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The following table shows the number of people that have either 0, 1, 2 or 3 cars registered in their name from a sample of 191 people. Complete the table. X 0 1 2 3 Count 45 40 54 Find the mean number of cars owned for this sample. Give your answer to at least 2 decimal places. Find the standard deviation of cars owned for this sample. Give your answer to at least 2 decimal places.
Transcribed Image Text:The following table shows the number of people that have either 0, 1, 2 or 3 cars registered in their name from a sample of 191 people. Complete the table. X 0 1 2 3 Count 45 40 54 Find the mean number of cars owned for this sample. Give your answer to at least 2 decimal places. Find the standard deviation of cars owned for this sample. Give your answer to at least 2 decimal places.
A seed has a 80% probability of growing into a healthy plant. 11 seeds are planted. What is the probability that any 1 plant grows? O=11 C₁ 0.2¹ 0.810 O 0.2 =11 C₁ 0.8¹ 0.2¹0 O 0.8 What is the probability that the number of plants that grow is exactly 1? O=11 C₁ 0.2¹ 0.810 O=11 C₁ 0.8¹ 0.210 0.2 0.8
Transcribed Image Text:A seed has a 80% probability of growing into a healthy plant. 11 seeds are planted. What is the probability that any 1 plant grows? O=11 C₁ 0.2¹ 0.810 O 0.2 =11 C₁ 0.8¹ 0.2¹0 O 0.8 What is the probability that the number of plants that grow is exactly 1? O=11 C₁ 0.2¹ 0.810 O=11 C₁ 0.8¹ 0.210 0.2 0.8
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