Answer:
She made 15 trials
Step-by-step explanation:
Well it said that she opened the book 15 times in total and records each time so the answer would be 15.
About 2.5% of the women have a body temperature more than 2 standard deviations above the mean.
<h3>What is the
empirical rule?</h3>
Empirical rule states that for a normal distribution, about 68% of the values fall within one standard deviation from the mean, 95% of the values fall within two standard deviation from the mean and 99.7% of the values fall within three standard deviation from the mean.
Amount that have more than 2 standard deviations above the mean = (100% - 95%) / 2 = 2.5%
About 2.5% of the women have a body temperature more than 2 standard deviations above the mean.
Find out more on empirical rule at: brainly.com/question/10093236
Just take $1,557,555 and divide by 3. You should get 519,185 Snacks
X=-7/2 but i am not for sure. hope this helps