L7 Quiz - L07 Quiz Question 3 Use the normal probability applet to find the combined area under the standard normal curve that is to the right of z

L7 Quiz - L07 Quiz Question 3 Use the normal...

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L07 Quiz Question 3Use the normal probability applet to find the combined area under the standard normal curve that is to the right of z = 1.358 and to the left of z = -1.358. (Round your answer to3 decimal places. Example: If the answer is 0.8976 then you would enter 0.898 in the answer box.) Question 4Which of the following will have a smaller standard deviation, if nine observations are randomly drawn from a population? Question 5Which of the following results implies that the spread in x ¯ decreases as the sample size increases? Use the following information to answer the next 4 questions.
L07 Quiz Scores on the quantitative portion of the GRE are approximately normally distributed mean μ=150.8 standard deviation σ=8.8.

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