The reading speed of second grade students in a large city is approximately normal, with a mean of 90 words per minute (wpm) and a standard deviation of 10 wpm. Complete parts (a) through (f). (a) What is the probability a randomly selected student in the city will read more than 94 words per minute? The probability is 3446 (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box within your choice. O A. If 100 different students were chosen from this population, we would xpect to read more than 94 words per minute. O B. If 100 different students were chosen from this population, we would expect to read exactly 94 words per minute. O C. If 100 different students were chosen from this population, we would expect to read less than 94 words per minute.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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The reading speed of second grade students in a large city is approximately normal, with a mean of 90 words per minute (wpm) and a standard deviation of 10 wpm. Complete parts (a)
through (f).
(a) What is the probability a randomly selected student in the city will read more than 94 words per minute?
The probability is 3446.
(Round to four decimal places as needed.)
Interpret this probability. Select the correct choice below and fill in the answer box within your choice.
O A. If 100 different students were chosen from this population, we would xpect
to read more than 94 words per minute.
to read exactly 94 words per minute.
O B. If 100 different students were chosen from this population, we would expect
to read less than 94 words per minute.
O C. If 100 different students were chosen from this population, we would expect
Transcribed Image Text:The reading speed of second grade students in a large city is approximately normal, with a mean of 90 words per minute (wpm) and a standard deviation of 10 wpm. Complete parts (a) through (f). (a) What is the probability a randomly selected student in the city will read more than 94 words per minute? The probability is 3446. (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box within your choice. O A. If 100 different students were chosen from this population, we would xpect to read more than 94 words per minute. to read exactly 94 words per minute. O B. If 100 different students were chosen from this population, we would expect to read less than 94 words per minute. O C. If 100 different students were chosen from this population, we would expect
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