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KonradZuse

  • 3 years ago

Scores on the SAT Mathematics test (SAT-M) are believed to be Normally distributed, with mean μ. The scores of a random sample of three students who recently took the exam are 550, 620, and 480. A 95% confidence interval for μ based on these data is A. 550.00 ± 173.88. B. 550.00 ± 142.00. C. 550.00 ± 128.58. D. 550.00 ± 105.01.

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  1. KonradZuse
    • 3 years ago
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    @jim_thompson5910

  2. KonradZuse
    • 3 years ago
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    @itsssjennaaa @KG1234 thoughts?

  3. KonradZuse
    • 3 years ago
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    I say either B or C...

  4. KG1234
    • 3 years ago
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    this math is waaaaay out of my smartzone

  5. itsssjennaaa
    • 3 years ago
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    i have no idea hahahah

  6. KonradZuse
    • 3 years ago
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    Oh no team :(

  7. KG1234
    • 3 years ago
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    WE LET THE TEAM DOWN

  8. KonradZuse
    • 3 years ago
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    It's okay KG you're still the best.

  9. KG1234
    • 3 years ago
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    thanks kdawg i appreciate the love

  10. KonradZuse
    • 3 years ago
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    Kaw Kaw.

  11. KG1234
    • 3 years ago
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    are you a bird...........

  12. KonradZuse
    • 3 years ago
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    Yes :).

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