Question
Q1 (1 point) Use R to generate a variable named N1000 containing 1,000 observations drawn from a Normal distribution with a mean of 9 and
Q1 (1 point)
Use R to generate a variable named N1000 containing 1,000 observations drawn from a Normal distribution with a mean of 9 and a standard deviation of 5.
Hint: The R code starts with N1000 = rnorm(
Then, form and upload a properly labelled histogram of N1000. Describe the histogram in two or three sentences. Be sure to comment on its shape, center and spread.
Incorporate statistics into your description.
Q2 (1 point)
Upload a picture of the eight strips of paper from your craft with the area written on each of the strips of paper.
Q3 (1 point)
Use the 68-95-99.7% rule to answer the following questions:
i. Calculate the area to the left of -1. ii. Calculate the area to the right of 1. iii. Calculate the area to the left of -2. iv. Calculate the area to the right of 2. v. Which strips include the middle 99.7% of the distribution? vi. Which strips include the upper 16% of the distribution? viii. Which strips include the lower 95% of the distribution?
Hint: Use your strips of paper from the craft.
Q4 (1 point)
This is a bonus question and requires R code that is not incorporated into the textbook.
Use Mars data from the textbook.
Create a properly labelled Q-Q Plot for Age on Mars. Comment on whether the data is Normally distributed
Note: You are encouraged to use sources outside the course material. Please properly cite material that is incorporated into your answer using the APA .
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