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Posted: **Wed May 04, 2022 12:43 pm**

: Make The Following Assumptions The Average Combined Sat Score Is 1 000 The Standard Deviation Of Combined Sat Score 1 (32.07 KiB) Viewed 25 times

: Make The Following Assumptions The Average Combined Sat Score Is 1 000 The Standard Deviation Of Combined Sat Score 2 (20.25 KiB) Viewed 25 times

Make the following assumptions: . The average combined SAT score is 1,000 . The standard deviation of combined SAT scores is 183 . The average IQ in the general population is 100 . The standard deviation of IQs in the general population is 15 . The average IQ among people who took the SAT is 106 The standard deviation of IQs among people who took the SAT is 15 . . The correlation between combined SAT scores and IQs is 0.6 Marius's IQ is 92 Marius is going to take the SAT this weekend. Use linear regression to predict Marius's combined SAT score.
On a certain standardized test . The mean is 54 The standard deviation is 14 . Scores are whole numbers Connie scored 72 . . Find numbers a and c such that approximately 100 c (a) percent of people who took the test scored lower than Connie. Make a continuity correction. What is 100c + a?