ABC has compiled data on the Time spent by the Bachelor students to watch videos on TikTok. They confirm that the time spent of Bachelor Population (BP) of 1200 students follows a normal distribution with the standard deviation equal to15 minutes. XYZ choose from the population (BP) a random sample of 140 students, and he confirms that : - 60% from the sample (BS) have account to watch videos on TikTok - the average time spent to watch videos on TikTok equals 75 minutes Determine at 95% confidence level, the population (BP) proportion that have a TikTok account

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ABC has compiled data on the Time spent by the Bachelor students to watch videos on TikTok. They confirm that the time spent of Bachelor Population (BP) of 1200 students follows a normal distribution with the standard deviation equal  to15 minutes.  XYZ choose from the population (BP) a random sample of 140 students, and he confirms that : 
-  60% from the sample (BS) have account to watch videos on TikTok 
-  the average time spent to watch videos on TikTok equals 75 minutes 

Determine at 95% confidence level, the population (BP) proportion that have a TikTok account

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