Question content area top Part 1 Use the normal distribution of SAT critical reading scores for which the mean is 510 and the standard deviation is 113. Assume the variable x is normally distributed. left parenthesis a right parenthesis(a) What percent of the SAT verbal scores are less than 625? left parenthesis b right parenthesis(b) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 575? Approximately what % of the SAT verbal scores are less than 625? You would expect that approximately what SAT verbal scores would be greater than 575(Round to the nearest whole number as needed.)
Question content area top Part 1 Use the normal distribution of SAT critical reading scores for which the mean is 510 and the standard deviation is 113. Assume the variable x is normally distributed. left parenthesis a right parenthesis(a) What percent of the SAT verbal scores are less than 625? left parenthesis b right parenthesis(b) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 575? Approximately what % of the SAT verbal scores are less than 625? You would expect that approximately what SAT verbal scores would be greater than 575(Round to the nearest whole number as needed.)
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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Question content area top
Part 1
Use the normal distribution of SAT critical reading scores for which the mean is
normally distributed .
510
and the standard deviation is
113.
Assume the variable x is
left parenthesis a right parenthesis(a)
|
What percent of the SAT verbal scores are less than
625?
|
left parenthesis b right parenthesis(b)
|
If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than
575?
|
Approximately what % of the SAT verbal scores are less than 625?
You would expect that approximately what SAT verbal scores would be greater than 575(Round to the nearest whole number as needed.)
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