Suppose we randomly select an adult. The random variable X = the person's diastolic blood pressure (in millimeters of mercury) can be modeled by a normal distribution with mean 70 and standard deviation 10. A healthy diastolic pressure for an adult is less than 80. Find P(X < 80).
0.4
0.3
34.1% 34.1%
0.2
13.6%
13.6%
2.2%
2.2%
0.1
0.1%
0.1%
0.0
-40
-30
-20
-10
р
1σ
20
30
40

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.