Recent content by yelenaaa13

  1. Y

    Why did I get the wrong critical z score in my hypothesis test?

    Okay that's exactly what was wrong. Thank you so much for your help!
  2. Y

    Why did I get the wrong critical z score in my hypothesis test?

    Thank you for your response! I got the test statistic from this formula: ((p-hat - p)/(square root((p(1-p))/n) ( i attached an image of the formula i used since this is kind of hard to read). It was cut off, but p-hat and n were given. p-hat is 0.75 and n = 90. And my problem with question...
  3. Y

    Why did I get the wrong critical z score in my hypothesis test?

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