Pregunta: In each question graph the distribution and highlight the result in a Normal distribution graph using R estadistic program.

Instrucciones: En cada pregunta grafique la distribución y sombrec el resultado en una graflca de distribución Normal usando el programa estadístico R. Qvicular: a) $P(Z<-1.57)$ b) $P(2\ge 1.25)$ c) $P(-0.23\le 2\le 1.70)$ d) Hallar el valor " $x$ ", tal que: $P(7<x)=0.95$ e) Hallar el valor " $x$ ", tal que: $P(0.15<Z<x)=0.2$ Roblamas P1 Bload pressureA Winld llealth Organization study (the MoNiCA project) of health in varieus countries reported that in Canada, systolic blood pressure readings have a mean of 121 and astandard devianion of 16 A reading above 140 is considered to be high biond pressure. 3. What is the 2 -score for a blood pressure reading of 140 ? b. If systolic blood pressure in Canada has a normal distrihution, what propurtion ef Canadians suffers from high blood pressure? C. What proportion of Canadians has systolic blood pressures in the range from 100 to $140?$ d. Find the $90th$ percentile of bicod pressure readings.