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Question 9 Not yet answered Points out of 4.00 P Flag question Find the area under the standard normal curve over the interval specified below. Tothe left of: = 1 Select one: o a.0.841 O b. 0999 O c.0023 O d. 00 o e, 0.159 Previous page Type here to search

Answer 1

We want to find, the area under the standard normal curve over the interval specified below,

To the left of z = 1

That is to find, P(Z < 1)

Using standard normal z-table we get,

P(Z < 1) = 0.8413

P(Z < 1) = 0.841 ( rounded to three decimal places)

Answer: a) 0.841